Write the expression using a single exponent.

–4^7(4^7)

–4^4


–4^11....correct


4^11


–16^11


part 2 of it is

5^9/5^3=5a

a=_____ ........... 6


Part 3 is (6^2)^7

6^5

6^9

6^14...correct

6^49.

Answers

Answer 1

The mathematical expressions written using a single exponent are as follows:

4⁴(4⁷) = 4¹¹

5⁹/5³; a = 6

(6²)⁷ = 6¹⁴

What are exponents in a mathematical expression?

A number or letter written above and to the right of a mathematical expression known as the base is termed an exponent. It denotes that the base is to be increased in strength.

Consider the following expression: xⁿ

In the given expression above, the base is x, while the exponent or power is n. For expressions having the same base, the exponents are added if the expressions are to multiplied, and subtracted when the expressions are to be divided.

The exponents are multiplied if the exponents are raised to a power.

Considering the given expressions:

4⁴(4⁷) = 4¹¹

5⁹/5³ =  5⁶

Hence, a = 6

(6²)⁷ = 6¹⁴

Learn more about exponents at: https://brainly.com/question/13669161

#SPJ1


Related Questions

(a) The student made two mistakes in setting up the apparatus.

Identify the two mistakes.

Describe the problem each mistake would cause.

Answers

The first mistake that the student made is drawing the start line with ink. So it will run/dissolve in the solvent / split up

The second mistake that the student made is placing the solvent above the spots or start line instead of under them. So they will mix with solvent or wash off paper or color the solvent or dissolve in the solvent.

In the first mistake, there is no clear, visible starting line for the experiment as the ink flows or dissolves in the solvent. This error can lead to confusion and inaccuracy in results as students cannot accurately measure or compare the progress of their experiments.

The second mistake, it mixes or washes away the solvent with the dirt and starts the line, making it difficult or impossible to observe or measure the progress of the experiment. This error can also lead to inaccuracies in results, as students may not be able to accurately measure or compare the progress of their experiments.

Learn more about Chromatography here:https://brainly.com/question/11960023

#SPJ4

6.
In Period 2, as the elements are considered from
left to right, there is a decrease in
BO
A.
ionization energy
B.
atomic masS
C.
metallic
character
D. nonmetallic character

Answers

The correct answer is Metallic character.

Please give brainliest I need one more!!!!!!!!!!!!

How many moles is 25g?

Answers

25 grams of a substance is equivalent to 0.0088 moles. To calculate the number of moles, the following equation can be used:

Number of moles = mass (in grams) / molar mass

The molar mass is the mass of 1 mole of a substance and is expressed in grams/mol. It is equal to the sum of the atomic masses of all the atoms in a molecule.

To calculate the number of moles from 25 grams, the molar mass of the substance must be known. Once the molar mass is known, the equation can be used to calculate the number of moles.

For example, if the substance is sodium chloride (NaCl), the molar mass is 58.44 g/mol. Applying the equation above, the number of moles can be calculated as 25 g / 58.44 g/mol = 0.0088 moles.

In conclusion, 25 grams of a substance is equal to 0.0088 moles. The molar mass of the substance must be known to calculate the number of moles from a given mass.  Once the molar mass is known, the equation can be used to calculate the number of molecules.

Learn more about moles:

https://brainly.com/question/28037816

#SPJ4

What is the E0cell? Mg 2+|Mg and Ci2|Ci

Answers

The  E0cell for the halfcell that we have in the question is 3.73 V.

What is the cell potential?

We have to know that the cell potential as we know it has to do with the electrical potential that is involved when we have the oxidation or the reduction of a given specie. In the case of what we have here, we have the cells that are composed of magnesium and chlorine and we want to find the electrode potential of the cells.

We must note that the basis that we can be able to use to find the electrode potential of the cell is the standard hydrogen electrode which has been assigned the value of about 0.00 V and all of the other cell potentials that we have can now be measured against this standard that has been fixed.

We have;

Magnesium half cell= -2.37 V

Chlorine half cell = + 1.36 V

Then we have;

E0cell = + 1.36 - (-2.37)

= 3.73 V

Learn more about cell potential:https://brainly.com/question/1313684

#SPJ1

which type of radioactive decay has the net effect of changing a neutron into a proton?

Answers

Answer: Beta Decay is the kind of radioactive decay that has the net effect of changing a neutron into a proton.

Explanation:

The opposite path, in which a neutron becomes a proton, is also possible. Exactly what happens is that a weak force changes the flavor of the card from top to bottom and vice versa. When this happens, the quark emits a W boson, which quickly decays into either an electron/antineutrino pair or a positron/neutrino pair, depending on the direction of change (neutron decays to protons, electron/antineutrino pairs are created).

Learn more about Beta Decay:

https://brainly.in/question/3235096

A student performs an experiment several times to determine the enthalpy of combustion of naphthalene, an organic compound with the formula C10H8, and collects the following data: −5181. 6kJmol, −5181. 9kJmol, −5183. 5kJmol, −5180. 1kJmol, and −5184. 2kJmol. What is the relative standard deviation (RSD) for this set of data? Give the answer as a positive number

Answers

The relative standard deviation (RSD) for this set of data is 9.98.

What is the combustion enthalpy in kJ/mol?

The enthalpy change that occurs when 1 mole of a substance burns (combines vigorously with oxygen) under standard state conditions is known as the standard enthalpy of combustion also known as the heat of combustion. The enthalpy of combustion of ethanol, for instance, is 1366.8 kJ/mol.

Total = -5182.6 - 5181.9 - 5183.5 - 5180.1 - 5184.2

Total = -25912.3

number of items = 5

mean = total sum / number of items

mean = -25912.3/5

mean = -5182.46

[tex]x_{i}[/tex]                        [tex]x_{i}[/tex]-µ                           ([tex]x_{i}[/tex]-µ)²

-5181.6                0.86                         0.7396

-5181.9                 0.3                           0.09

-5181.5                 -0.1                           0.01

-5181.1                  -0.5                          0.25

-5181.2                 -0.4                           0.16

∑ ([tex]x_{i}[/tex]-µ)² = 1.2496

Standard deviation = √∑ ([tex]x_{i}[/tex]-µ)² /x

Standard deviation = √1.2496/5

Standard deviation = 0.499

Relative standard deviation = S x 100/x

Relative standard deviation = 0.499 ×100/5

Relative standard deviation = 9.98

To know more about enthalpy visit:

https://brainly.com/question/13996238

#SPJ4

sodium is lost from the body in the ______.

Answers

Answer: In the sweat and urine

Explanation:

Sodium is part of body's mineral. It will easily go out or lose when we we sweat and when we urinate. They lost from the body in form of water contained sodium.

In biology, a system is a collection of (blank)
(each made of multicellular tissues) that together perform a major function.

Answers

In biology, a system is a collection of organs (each made of multicellular tissues) that together perform a major function.

What is the organ about?

In biology, a system refers to a collection of organs that work together to perform a specific function or set of functions. Organs are structures made of multiple types of tissues that work together to perform a specific task.

These tasks can be related to maintaining homeostasis, such as the circulatory system which transports oxygen and nutrients throughout the body, or to a specific function, such as the reproductive system which is responsible for the production of offspring.

Therefore, Organs within a system are highly specialized and have specific functions, but they also work together in concert to achieve the overall function of the system. For example, the digestive system is made up of several organs including the mouth, esophagus, stomach, small intestine, and large intestine.

Learn more about multicellular tissues from

https://brainly.com/question/22336423

#SPJ1

What are the products of the following reaction?
OCH2CH2OH excess HBr--> heat
O Br - OCH2CH2Br
O Br + BrCH2CH2OH
O OH + BrCH2CH2Br
O Br + BrCH2CH2Br

Answers

The products of the reaction of OCH2CH2OH with excess HBr under heat are: OCH2CH2Br (2-bromoethanol) and BrCH2CH2OH (1-bromo-1-propanol)

The mechanism for the reaction of OCH2CH2OH with excess HBr under heat is a multi-step process that involves the formation of a carbocation intermediate. Step 1: Protonation of the oxygen atom in OCH2CH2OH by HBr to form a good leaving group (OH) and a carbocation intermediate.

Step 2: Bromine atom from HBr attacks the positively charged carbon of the carbocation intermediate to form a covalent bond, resulting in the formation of intermediate compound.Step 3: Deprotonation of the intermediate compound by the remaining hydroxyl group to give OCH2CH2Br (2-bromoethanol) and HBr

Step 4: the HBr molecule from the step 3 could protonate another molecule of OCH2CH2OH and repeat the step 1 to 3 to form BrCH2CH2Br (1-bromo-1-propanol) as second product.

Overall, the reaction is an electrophilic substitution reaction, with HBr as the electrophile and the oxygen atom of the alcohol as the nucleophile.

Learn more about compound here:

https://brainly.com/question/3648919

#SPJ4

What is the name of most reactive non-metal element on the periodic table?

Answers

The name of most reactive non-metal element on the periodic table is fluorine

Fluorine is the nonmetal in the periodic table that is the most reactive.

On the Pauling scale, it has the highest electronegativity of any element (3.98). Fluorine is a highly reactive, diatomic gas that may mix with practically every other element to form compounds that have entirely different properties from either of the original components. The boiling point of fluorine is -188 °C (-310 °F).

Hydrofluoric acid and hydrogen fluoride gas are produced during the reaction with water: HF + H₂O ⇒H⁺ + HF + OH.

Chemical elements are shown on a periodic table in order of their atomic number. The classification of elements and their relationships to one another can be understood using the periodic table.

Learn more about reactivity at https://brainly.com/question/20570629

#SPJ4

Define corrosion and explain the different basis of tendency or resistance of different
metals to corrosion

Answers

Corrosion is the process of chemical or electrochemical attack of materials by their external environment.

The tendency/resistance of different metals to corrosion largely depends on the composition of the metal. Iron and steel corrode in the presence of oxygen due to oxidation, while some metals such as chromium, nickel and molybdenum provide a protective layer of oxide film on the surface of the metal which is then resistant to corrosion. Other metals such as aluminum and zinc form sacrificial oxide layers which corrode and protect the metal from becoming completely damaged.

How does glycolysis make 32 ATP?

Answers

Both anaerobic and aerobic conditions can result in glycolysis. Pyruvate joins the citric acid cycle under aerobic conditions and proceeds through oxidative phosphorylation, which results in the net synthesis of 32 ATP molecules.

What is an example of anaerobic activity?

Anaerobic exercises require small bursts of energy and are finished rapidly while exerting maximum effort. Examples include jumping, jogging, and hard weightlifting. Your breathing and heart rate alter as you engage in aerobic vs anaerobic activities. During aerobic workouts, oxygen is your major source of energy.

What exactly does it mean to be anaerobic?

Anaerobic means "without oxygen," whereas aerobic indicates the existence of oxygen. Both are important for your overall health since they put your body through different difficulties. Anaerobic exercise consists of short bursts of high-intensity activity that do not demand your body to consume oxygen as it would during cardio (or aerobic) exercise.

Here,

Glycolysis can occur under both anaerobic and aerobic settings. Under aerobic circumstances, pyruvate enters the citric acid cycle and goes through oxidative phosphorylation, resulting in the net production of 32 ATP molecules.

To know more about anaerobic respiration visit:

https://brainly.com/question/13515664

#SPJ4

a reaction such as A+B -> products that exhibits second-order kinetics can be studied using a large excess of one reactant. Under these conditions, the concentration of the reactant in excess will not change much during the reaction, which will exhibit _________-first-order kinetics.

Answers

a reaction such as A+B -> products that exhibits second-order kinetics can be studied using a large excess of one reactant. Under these conditions, the concentration of the reactant in excess will not change much during the reaction, which will exhibit pseudo-first-order kinetics.

A fraud or imposter is defined as something or someone that is false but attempts to pass for the real deal. Although it's typically a prefix, pseudo can refer to a faker. A pseudo-intellectual, for instance, will attempt to persuade you that he has a brilliant mind despite the fact that he does not. The fame of a pseudo-celebrity is minimal. A combining form with the meaning "false," "pretended," or "unreal," used in the creation of compound words (pseudo classic; pseudointellectual); in science, designating a close or deceptive resemblance to the following element (pseudobulb; pseudocarp); and occasionally used in the chemical names of isomers (pseudoephedrine). a person who professes to be skilled in academic or creative endeavours but lacks in-depth comprehension or critical thinking. a person who exaggerates their intelligence and engages in intelligence fraud.

Learn more about pseudo here

https://brainly.com/question/26905120

#SPJ4

Assume you expand the group of materials you have to test to include metals. The forces that hold the atoms together in a metallic solid, or piece of metal, are referred to collectively as the "electron sea. " This is because, in a metallic solid, electrons do not stay close to a single atom, rather they move through the metal quite readily. The resulting electrostatic force between the positive nuclei of the metal atoms and the negative electrons is very strong and keeps the metal in the solid state. Given this information, describe the results you would expect to observe if you performed the melting point and conductivity tests on a metal sample

Answers

If you perform a melting point test on a metal sample, you would expect to observe that the metal has a relatively high melting point compared to non-metallic materials. This is because of the strong electrostatic forces between the positive nuclei of the metal atoms and the negative electrons, which hold the metal atoms together in a tightly packed lattice structure. As a result, a large amount of energy is required to overcome these forces and melt the metal.

Metal samples are expected to be excellent conductors of heat and electricity when a conductivity test is performed on them. This is because electrons in metallic solids move through the metal fairly easily and are free to move around the lattice structure. This free movement of electrons allows heat and electricity to easily pass through the metal, making it highly conductive.

Learn more about the properties and behavior of metals here: https://brainly.com/question/5190495

#SPJ4

The type of bonding and the number of covalent bonds an atom can form with other atoms is determined by __________

Answers

The type of bonding and the number of covalent bonds an atom can form with other atoms is determined by number of unpaired electrons.

The number of unpaired electrons in the valence shell because covalent bond is equal to a chemical bond that involves sharing a pair of electrons between atoms in a molecule. When electrons are shared among atoms, they make a bond known as a covalent bond. Because atoms are sharing one pair of electrons, this covalent bond is known as a single bond. These atoms can do the equal aspect that the H atoms did; they proportion their unpaired electrons to make a covalent bond.

Thus, the number of unpaired electrons is useful in the type of bonding and the number of covalent bonds.

To learn more about covalent bond check the link below:

https://brainly.com/question/3447218

#SPJ4

What group could X be in if it forms ions with ammonium in the ratio of (NH4)3X?
X could be in Group

Answers

If it forms ions with ammonium in the ratio of (NH4)3X, X could be in Group IV A. Group IVA (14) metals form cations with +4 charge, although tin (Sn) and lead (Pb) can form cations having +2 charge.

What does the term "coordinate bond" mean?

A covalent link (a shared pair of electrons) in which both electrons originate from the same atom is known as a coordinate bond (also known as a dative covalent bond). Two atoms sharing a pair of electrons make a covalent connection. Because the electron pair is drawn to both nuclei, the atoms are kept together.

How is a coordinate bond recognized?

An arrow pointing from the donor to the acceptor, with a positive charge on the donor and a negative charge on the acceptor, is used to symbolize a coordinate bond.

To learn more about coordinate bond visit:

brainly.com/question/12857081

#SPJ1

Between what is expected and what actually happens?

Answers

Irony is a mismatch between what is expected and what actually occurs. These literary methods aid in the creation of dramatic effects in writing.

What is Irony?

Irony is a disconnect between what is expected to happen and what actually happens. These types of literary devices help in creating a dramatic effect in literature.

Irony is a literary device which was used extensively in Greek tragedy. It involves expressing the meaning of something by making use of words which technically mean the opposite of the original thing being conveyed.

Irony is used for a dramatic or humorous effect.  There are three types of irony seen in literature as follows:

• Verbal Irony  

• Situational Irony  

• Dramatic Irony  

Verbal irony involves the usage of different words to mean something dissimilar to what they look like they actually mean.  

Situational Irony means that what happens is totally different from what was expected to be happening.

Dramatic Irony occurs in plays, etc. where the audience or the readers are more aware of what is actually going on as compared to the character in the scene.

Learn more about irony here:

https://brainly.com/question/13428382

#SPJ4

given a mixture of lead (2) oxide,ammonium chloride and sodium chloride,describe how this mixture can be separated to obtain a sample of each

Answers

Answer:

It can be done by crystallization, filtration, and sublimation. The easiest method among the three is separation by sublimation. Ammonium chloride sublimes upon heating. Actually, the sublimation is a decomposition of ammonium chloride forming ammonia and hydrogen chloride

Explanation:

A ample of helium wa compreed at 35 °C from a volume of 0. 5 L to 0. 25 L where the preure i 500 mmHg. What wa the original preure?

Answers

The original pressure was 1000 mmHg.

What is pressure?

Pressure is a force applied to a surface or object over a given area. Pressure can be generated in a variety of ways, including through mechanical force, electrical force, or through changes in temperature or chemical reactions. Pressure can be measured using a variety of devices, including a barometer, manometer, or gauge. Pressure is an important concept in many fields such as physics, engineering, chemistry, and medicine. It can be used to measure the force of a liquid or gas, the pressure of a liquid or gas, or the pressure at a certain depth in the ocean.

To learn more about pressure
https://brainly.com/question/25736513
#SPJ4

The poles of an electromagnet can even be reversed by reversing the flow of electricity true or false

Answers

By reversing the flow of electricity, the poles of an electromagnet may be reversed. As a result, the following statement is true.

An electromagnet is a magnet that uses electricity to operate. In contrast to a permanent magnet, the strength of an electromagnet may be readily altered by varying the amount of electric current flowing through it. By reversing the flow of electricity, the poles of an electromagnet can even be reversed.

An electromagnet is created when an electric current produces a magnetic field. The resulting magnetic field surrounds the original electric current, forming circles
When an electric current is passed through a wire, the magnetic field created can be concentrated within certain areas. This effect can be further strengthened by wrapping the wire around a stable core. Certain materials, such as ironnickel and cobalt, have atoms that act like tiny magnets. 
As the current flows around the core, increasing in intensity until all of the atoms are aligned, the magnetic field becomes stronger. At some point, however, this will happen and further increases in electric current will not affect the magnetization.

Know more about electromagnet here:

https://brainly.com/question/12555869

Give an example of direct and indirect evidence geologists use to study the interior of the Earth

Answers

Direct evidence for the interior of the Earth comes from measurements and samples that are taken directly from the Earth's interior. This can include things like rock samples from deep mines, or measurements of seismic waves that have traveled through the Earth.

One example of direct evidence is rock samples that have been brought to the surface by volcanic eruptions or other means. These samples can provide geologists with information about the composition and structure of the Earth's interior. For example, by studying the minerals in a rock sample, geologists can infer the temperatures and pressures that existed in the Earth's interior when the rock was formed.

Indirect evidence, on the other hand, is information that has been inferred from measurements or observations that are not taken directly from the Earth's interior. One example of indirect evidence is the study of seismic waves, which are waves of energy that travel through the Earth's interior in response to earthquakes or other disturbances. By measuring the speed at which these seismic waves travel through the Earth, geologists can infer the density and composition of the materials that make up the Earth's interior.

Which action characterized Earth's earliest atmosphere (atmosphere I) ?



Helium and hydrogen gases escaped earth's gravity.




Increased oxygen allowed reptiles to thrive.




Heat energy was retained and water vapor condensed.




Ultraviolet light split water vapor into hydrogen and oxygen

Answers

The action "Heat energy was retained and water vapor condensed." characterized Earth's earliest atmosphere (atmosphere I)

Earth's earliest atmosphere, also known as atmosphere I, was primarily composed of methane, ammonia, and water vapor. The heat energy from the young Earth's molten surface caused these gases to rise and cool, leading to the condensation of water vapor and the formation of oceans. This process is known as the "greenhouse effect," as the retained heat energy allowed for the formation of a hospitable environment for the emergence of life. Ultraviolet light from the sun also played a role in the formation of the atmosphere by breaking down water vapor into hydrogen and oxygen, but this was not the primary process that characterized atmosphere I.

Learn more about Atmosphere here: brainly.com/question/26767532

#SPJ4

Which of the following are commonly used oxidizing agents? Select all that apply. O Hydrochloric add O Sodium dichromate O Chromic acid O Sodium borohydride

Answers

Sodium dichromate and chromic acid are commonly used as oxidizing agents.

Oxidizing agents are the compounds that can either accept hydrogen or electrons from the other molecules. It is a element or compound which participates in a oxidation-reduction reaction and accept electrons from the different species.  By the acceptance of electrons from other substances, oxidizing agents cause their oxidation states to become more positive. Oxidizing agents are reduced as well. They can also transfer oxygen atoms to the molecules in some of the cases. Sodium dichromate and chromic acid are used to oxidize the other inorganic salts as well as alcohols.

Hydrochloric acid is a strong acid as well as sodium borohydride is a strong reducing agent.

To know more about oxidizing agents here

https://brainly.com/question/10547418

#SPJ4

Shown below is the phase diagram for a typical liquid mixture of two components, A and B. a What is the significance of the horizontal line between points X and Y? O The length of the line XY corresponds to the difference in boiling point of components A and B. O A boiling liquid with composition X will produce vapor with composition Y. O The point X gives the vapor composition of the less volatile component and Y gives the vapor composition of the more volatile component. The line gives the difference. O A boiling liquid with composition Y will produce a vapor with composition X. b Using the phase diagram, determine the molar composition of the vapor in equilibrium with a boiling liquid that has a composition of 40% A and 60.% B. Percentage vapor composition A= 10 % Percentage vapor composition B 90 % What is the boiling point of this liquid? Boiling point 100 °C

Answers

The line between points X and Y represents the difference in boiling points of components A and B. A boiling liquid with a composition of 40% A and 60% B will produce a vapor with a composition of 10% A and 90% B, and have a boiling point of 100°C.

The significance of the horizontal line between points X and Y on the phase diagram is that it represents the difference in boiling points of components A and B. This line indicates the point at which the vapor and liquid phases are in equilibrium. On the diagram, point X gives the vapor composition of the less volatile component, while point Y gives the vapor composition of the more volatile component.

By looking at the phase diagram, we can determine the molar composition of the vapor in equilibrium with a boiling liquid that has a composition of 40% A and 60% B. The vapor composition of the less volatile component (X) is 10%, while the vapor composition of the more volatile component (Y) is 90%. The boiling point of this liquid is 100°C.

learn more about boiling point here

https://brainly.com/question/2153588

#SPJ4

naproxen (Aleve): 73.03%C, 6.13%H, and 20.84%O Express your answer as a chemical formula?

Answers

If the molecular weight is 230.26 g/mol carbon = 73.03% = 230.26*73.03/100 = 168.15/12 = 14 Carbons Hydrogen = 6.13% = 230.26*6.13/100 = 14/1 = 14 Hydrogens Oxigen = 20.84% = 230.26*20.84/100 = 47.98/16 = 3 Oxygens Hence the empirical formula is C14H14O3

What is a weight example?

The International System for Units (SI) defines the newton as the unit of force, which is used to measure weight. For instance, a kilogram of matter weighs around 9.8 newtons on Earth's surface and around each as much on Moon.

How are weights determined?

Weight, which is expressed in newtons, is a unit of measurement for the gravitational force acting on an object. The mass of a bird with a mass of 15 g changes with the strength of the gravity influence acting on it, and would differ significantly if it were measured, for instance, on the Moon rather than on Earth.

To know more about weight visit:

https://brainly.com/question/6853752

#SPJ4

H+ ions increase in concentration at lower pH values. Calculate how many more H+ ions there are in a solution at a pH = 2 than in a solution at a pH = 6. Find the concentration of H+ ions at a pH = 2 and at a pH = 6 in Table B. Then divide the concentration of H+ ions at a
pH = 2 by the of H+ ions at a pH = 6. Record your answer in Table C.
What is the concentration of H+ ions at a pH = 2?
mol/L
What is the concentration of H+ ions at a pH = 6?
mol/L
How many more H+ ions are there in a solution at a
pH = 2 than in a solution at a pH = 6?
need ASAP give
brainliest

Answers

The number of hydrogen ions, H⁺, that are there in a solution at a

the pH of  2 than in a solution at a pH of 6 is 1000 or 10⁴.

What is the pH of a solution?

The pH of a solution is the negative logarithm in base 10 of the hydrogen ion concentration of the solution.

pH = - log [H⁺]

Hence, the hydrogen ion concentration of a solution whose pH is given is determined using the formula given below as follows:

[tex][H^{+}] = 10^{-pH}[/tex]

For the solution of pH of 2

[H⁺] = 10⁻²

[H⁺] = 0.01 M

For the solution of pH of 6

[H⁺] = 10⁻⁶

[H⁺] = 0.000001 M

The ratio of the hydrogen ion concentration of the solutions will be:

Ratio of hydrogen ions = 0.01 / 0.000001 M

Ratio of hydrogen ions = 10000 or 10⁴

Learn more about pH of solutions at: https://brainly.com/question/172153

#SPJ1

How will you justify presence of 18 elements in 5th period and presence of 32 elements in 6th period?

Answers

The orbitals within subshells are filled in the sequence of increasing energy. The filling can choose from the 5s, 4d, as well as 5p sub-shells. Consequently, there are 18 total components in period 5.

There are 18 atoms in the 5th grade of the periodic table, never 32. Reason l=0, 1, 2, and 3 and n=5. The energy of the accessible electron shells 4d, 5s, and 5p grows in the correct sequence: 5s4d5p. and since there are a total of 9 accessible orbitals, 18 electrons could fit.

The fourth period includes 18 elements owing to the 10 extra electrons which the 3d orbitals can hold since the 3d sublevel doesn't really fill before the 4s sublevel.

To know more about period

https://brainly.com/question/16061498

#SPJ4

The volume of a given mass of gas varies inversely as its pressure. If the volume is 10dm3 when the pressure is 6atm, Find the pressure when the volume is doubled.

Answers

To solve this we must be knowing each and every concept related to   ideal gas equation. Therefore, the pressure when the volume is doubled is  3atm.

What is ideal gas equation?

Ideal gas equation is the mathematical expression that relates pressure volume and temperature.

Mathematically the relation between Pressure, volume and temperature can be given as

PV=nRT

where,

P = pressure of gas

V= volume of gas

n =number of moles of gas

T =temperature of gas

R = Gas constant = 0.0821 L.atm/K.mol

rearranging the above equation, we get

P₁V₁= P₂V₂

{ (6atm) (10dm[tex]_3[/tex])}  ={ ( P₂) (20dm[tex]_3[/tex])}

P₂ = 3atm

Therefore, the pressure when the volume is doubled is  3atm.

To learn more about ideal gas equation, here:

https://brainly.com/question/14826347

#SPJ1

What is the relative rate of diffusion of CH4 and NO2?

Answers

Answer:

=32×1632×√1632=34√2.

Explanation:

What is the height of a column of water which can be supported by a pressure of exactly 1 bar (=100 kPa = 750.0 mmHg) at 25 ℃?

Answers

Answer:

10.33 meters (33.78 feet).

Explanation:

1 bar = 10.33 mH₂O, 1 mH₂O = 0.098 bar, hence 10.33 mH₂O/0.098 bar = 10.33 m.

Other Questions
1. With Adolf Hitler in power, how was Germany's government structured? 2. What major goal did Hitler's Nazi government have for Germany? 3. What role did Hideki Tojo have in Japan's government? 4. What major goal did Tojo have for Japan? Can someone help me in number 3? Contextualization: What are some issues you think that formerly enslaved AfricanAmericans immediately had to deal with upon sudden freedom and American citizenship? Machines at a factory produce circular washers with a specified diameter. The quality control manager at the factory periodically tests a random sample of washers to be sure that greater than 90 percent of the washers are produced with the specified diameter. The null hypothesis of the test is that the proportion of all washers produced with the specified diameter is equal to 90 percent. The alternative hypothesis is that the proportion of all washers produced with the specified diameter is greater than 90 percent. Which of the following describes a Type I error that could result from the test Exercise 4 Unit 1 - Writing Effective Sentences Classify each of the following sentences as simple, compound, complex, or compound- 1. During the late 1800s, H.J. Lewis drew political cartoons for The Free man, which was the first illustrated African American newspaper. 2. Through his cartoons, Lewis frequently criticized the U.S. government's racial policies; however, he also produced nonpolitical ink drawings, sketches, and chalk plates. 3. If you examine the following self-portrait of Lewis, you can see evidence of his artistic versatility, and you can get a sense of the atmosphere in which he worked. Lewis was born into slavery in Mississippi, and he was blinded in one eye and badly 4. burned when he was a toddler. 5. As a young man he worked at various menial jobs until a Little Rock newspaper artist taught him how to draw. 6. Lewis made sketches for archaeological studies in Arkansas, Mississippi, Tennessee, and Louisiana in 1882 and 1883. 7. Throughout his life, Lewis produced drawings for various publications. 8. Upon Lewis's death in 1891, The Freeman, the newspaper that had made him famous, praised his talent and mourned his loss. Exercise 5 A technician is setting up a SOHO and has configured the WAP with WPA2, While configuring the network card on the laptop. WPA2 is not listed as an option. Which of the following should the technician do NEXT?A. Install the latest wireless NIC softwareB. Install the latest WAP firmwareC. Install the latest wireless NIC firmwareD. Install the latest WAP software Which word contains a suffix that means "the most"?largelargerlargestenlarge There are 5,280 feet in a mile. Round answers nany miles does a car traveling at 65 mi/h. b. How many feet does a car traveling at 65 mil c How many feet does a car traveling at 65 mi/h d. How many feet does a car traveling at 65 mi/h o 3. There are 5,280 feet in a mile. Round answers t o nswers to the nearestur 5 mi/h go in one hour + 65 mi/h go in one hour] 65 mi/h go in one minute + 65 mi/h go in one second? I Need Help From Science Why do temperatures in the mesosphere decreases as altitude increases? which is the highest 4,16,77 and lowest Number 7 says find the measure of the angle indicated I could fit the question in with it! If you could help! I do not believe that the federal government has the authority to guarantee suffrage or civil rights to African Americans. Nor do I believeit is advisable to grant such rights to former slaves. Not only are they incapable of exercising such rights but they also would sooner cuta white man's throat than not.Which of the following people would have been the most likely to make this statement?O Thaddeus StevensO President LincolnO President Andrew Johnson The function f(x) = x +1 has a minimum at what coordinate point (x, f(x))? See the graph below. What should be added to the product of X and 2 to get x * 1 point? An alpine area of a national park near a trail is normally covered by plants, but much of the area is now bare soil. Park rangers suspect that trampling by hikers has killed the plants. Which of the following will best test the hypothesis?Pilihan jawabanCounting the number of hikers leaving the trail in comparison with the number of hikers leaving other trailsCounting the number of plants along the trail in comparison with the number of plants along other trailsComparing the number of hikers this year to the number of hikers last year on various trailsComparing plant survivorship in areas where hikers stay on the trail with plant survivorship in the area where hikers leave the trailComparing the ages, heights, and weights of hikers on different trails Is there ever a case where one of the two charges in Coulomb's Law experiences a different force magnitude than the other charge? Why or why not? What are the 4 main points of natural selection? Suppose the store wants to earn a daily profit of $150 from the sale of soccer balls. To earn this profit, what price should the store charge for each soccer ball In Obergefell v. Hodges, the Supreme Court went against prior precedent to issue a ruling that seeks to make the US a more fair and just society. This is an example of:Judicial RestraintJudicial ActivismJudicial ReviewJudicial Neglect The complex carbonhydrates are.