PLEASE ANSWER I GIVE BRAINLIEST AND MAX POINTS

PLEASE ANSWER I GIVE BRAINLIEST AND MAX POINTS

Answers

Answer 1

Answer:

I believe the answer is A (changes in air temperature  result in differences in air pressure which causes wind). Hope this helps

Explanation:


Related Questions

Increasing temperature makes a
reaction rate faster. Which of the
following best explains the above?
A. high-temperature meltdown
the reactants so it is easier to
react
O
B. High temperature increases
the number of high energy
collisions
C. reactants can evaporate
when they are heated up
D. Products favor higher
temperature reactants.

Answers

Answer:

High temperature increases the number of high energy collisions

Explanation:

Increasing the temperature a reaction takes place at increases the rate of reaction. At higher temperatures, particles can collide more often and with more energy, which makes the reaction take place more quickly.

what is the variable for the quantity of heat in a system?

Answers

Answer:

The heat capacity is the amount of heat, expressed usually in Joules or calories, needed to change the system by 1 degree Celsius. The specific heat capacity is the amount of heat required to raise 1 gram of a substance by 1 degree Celsius.

Explanation:

For example, the specific heat of H2O(l) is 4.18 J/g ° C.

Tritium (hydrogen-3) has a half-life of 12.3 years. How old is a bottle of wine if the tritium content is determined to be 25% in new bottle of wine

Answers

Answer:

24.6 years

Explanation:

Applying,

A = (A')[tex]2^{a/n}[/tex]..................... Equation 1

Where A = Original Tritium content in the wine, A' = Tritium content in the wine after decay, a = age of the old bottle, n = half life of Tritium

From the question,

Let A = X, therefore, A' = 0.25X

Given: n = 12.3 years

Substitute these values into equation 1

X = 0.25X([tex]2^{a/n}[/tex])

1 = 0.25×([tex]2^{a/12.3}[/tex])

1/0.25 =

4 = [tex]2^{a/12.3}[/tex]

[tex]2^{a/12.3}[/tex] = 2²

Equation the base,

a/12.3 = 2

a = 12.3×2

a = 24.6 years

REALIZAR LA MASA MOLECULAR DE LOS SIGUIENTES COMPUESTOS HIDROXIDO DE MAGNESIO = Mg(OH)2 ACIDO CARBONICO = H2CO3 GLUCOSA= C6H12O6

Answers

Answer:

Mg(OH)2 = 58.321g/mol

H2CO3 = 62.026g/mol

C6H12O6 = 180.156g/mol

Explanation:

Para hallar la masa molecular debemos, primero, identificar las moles de cada átomo presentes en una mol de una molécula. Por ejemplo, para el hidróxido de magnesio:

Mg = 1mol

O = 2mol

H = 2mol

Ahora, debemos hacer la suma del peso molecular de todos estos átomos. Esto es:

Mg = 1mol * (24.305g/mol) = 24.305g/mol

O = 2mol * (16g/mol) = 32g/mol

H = 2mol* (1.008g/mol) = 2.016g/mol

El peso molecular del hidróxido de magnesio es:

24.305g/mol + 32g/mol + 2.016g/mol = 58.321g/mol

Ácido Carbónico:

H = 2mol * (1.008g/mol) = 2.016g/mol

C = 1mol * (12.01g/mol) = 12.01g/mol

O = 3mol * (16g/mol) = 48g/mol

Masa molar = 62.026g/mol

Glucosa:

C = 6mol * (12.01g/mol) = 72.06g/mol

H = 12mol * (1.008g/mol) = 12.096g/mol

O = 6mol * (16g/mol) = 96g/mol

Masa molar = 180.156g/mol


How many representative particles are there in 10.43g of sugar (C12H22011)?

Answers

Answer:

10.43 / 342 × 6.02 × 10 ^23 = 18.34 × 10^ 21

please mark all that apply!

Answers

Answer:

F G there you go the guy on top is right

Explanation:

F G

A student used the Dumas method to
determine the molar mass of a volatile
material. They placed the container into the
ice bath BEFORE all of the material was
vaporized. What will happen to their final
calculations?
A. The Molar Mass will be too low.
B. The Molar Mass will not be effected.
C. The Molar Mass will be too high.

Answers

Answer:

B. The molar Mass will not be effected

Explanation:

HIPE IT HELPS

B is the answer I hope this helps

How many moles are in a 28.35 g sample of CaCO3?

Answers

Answer:

0.2832 moles

Explanation:

mole = mass/ molar mass

mole= 28.35/100.08

mole=0.2832

0.2832 is your answer! Have a good day or night

A Starting substance in a chemical reaction is called a _______________.

1. reactant
2. product
3. chemical reaction
4. physical reaction

Answers

Answer:

1.)REACTANT

These starting substances of a chemical reaction are called the reactants, and the new substances that result are called the products.

The theory of plate tectonics is supported by data collected by scientists. One piece of data includes that earthquakes tend to occur*
a.along plate boundaries
b.along mountain ranges
c.along the banks of rivers
d.along the boundaries of glaciers

Answers

Answer:

is that a letter a

Explanation:

that is my answer

Which of the following is a correct statement about water? (3 points)

Hydrogen bonding causes water to be strongly cohesive.
Hydrogen bonding causes water to have a low surface tension.
Water is a universal solvent because polar and nonpolar solutes can dissolve in it.
Water is less dense as a liquid than as a solid because of changes in bond structure.

Answers

Answer:

A: Hydrogen bonding causes water to be strongly cohesive.

Explanation:

Water has a high surafce tension. Hence droplets of water

Water cannot dissolve non polar substances like oil; only polar

Water is actually less dense in solid form :)

Hydrogen bonding causes water to be strongly cohesive.

This sticking together of like substances is called cohesion. Depending on how attracted molecules of the same substance are to one another, the substance will be more or less cohesive. Hydrogen bonds cause water to be exceptionally attracted to each other. Therefore, water is very cohesive.

Cohesion

Cohesion, also called cohesive attraction or cohesive force, is the action or property of like molecules sticking together, being mutually attractive. It is an intrinsic property of a substance that is caused by the shape and structure of its molecules, which makes the distribution of surrounding electrons irregular when molecules get close to one another, creating an electrical attraction that can maintain a microscopic structure such as a water drop. In other words, cohesion allows for surface tension, creating a "solid-like" state upon which light-weight or low-density materials can be placed.

Learn more about Cohesion

https://brainly.com/question/18176896

#SPJ2

The Himalayan mountain range of India was formed at a ____.
A) convergent boundary
B) divergent boundary
C) hot spot
D) transform boundary

Answers

Answer:

its answer is b

Explanation:

divergent boundary

It is b) divergent boundary

1. Predict what will happen when the plastic bag is let go.

Answers

Answer:

If its windy it will fly away. If its not windy I think it will float down to the ground

Explanation:

The wind will blow it away and the bag will be skipping from the city

Please help me on this question

Answers

Acids react with metals to form hydrogen gas.

Please help me I will give brainliest to the first correct answer

Answers

Answer:

OPTIC B) HEPT-

HOPE IT IS HELPFUL

hept, it means seven

4.
The relationship between how much mass matter has in a given volume is called
A. density
O
B. boiling point
C. melting point
O
D. weight

Answers

[tex]\huge{ \mathrm{  \underline{ Answer }\:  \:  ✓ }}[/tex]

The relationship between mass of matter per unit volume is known as :

[tex] \large \boxed{ \mathrm{density}}[/tex]

_____________________________

[tex]\mathrm{ ☠ \: TeeNForeveR \:☠ }[/tex]

Study the particle below carefully and answer
the questions that followed.
a)ldentify the particle.
b)Write the electronic configuration of the
particle.
c)State
i.Atomic number
ii.Mass number
iii.Proton number
iv.Electron number
d) Calculate the neutron number
e) State the valency
f)What is the valence electrons?

Answers

Answer:

b is the answer hope that helps

PLEASE ANSWER!!!!!!!!!!!!!

Answers

The correct answer is B

Determine the mass of NaCl needed to create a 500. ml solution with a concentration of 1.50 M.

Answers

Answer: 43.83g

Step by Step: M=moles/liters
500ml=0.5L

1.50M=?/0.5L

1.50 • 0.5= 0.75 mols

0.75mols • 58.44g/mol = 43.83g NaCl

17. A scientist determines an unknown metallic sample to have 77 protons and 77 electrons with a mass number of 192. How many neutrons does one
metal atom contain?

Answers

Answer:

Ok so hot u hahaha

Explanation:

Hshshhdhdi jsushshshshshhdhdhd hshshshshsh hdhdhdhd hdhdhdhd hdhdh

a dry cell produces_______ electricity.

A) static

B) current ​

Answers

Answer:

dude! it's static!

Explanation:

a dry cell can't function and is therefore static!

What is a zirconium, in your own words but be more detailed.What is a zirconium, in your own words but be more detailed.

Answers

Answer:

Zirconium is a silver-gray transition metal, a type of element that is malleable and ductile and easily forms stable compounds. It is also highly resistant to corrosion. It is commonly used in corrosive environments. Zirconium alloys can be found in pipes, fittings, and heat exchangers, according to Chemicool.

Explanation:

Answer: Today this element is widely used, as zircon, as Zirconium oxide and as the metal itself. Zirconium is to be found in ceramics, foundry equipment, glass, chemicals, and metal alloys. Zircon sand is used for heat-resistant linings for furnaces, for giant ladles for molten metal, and to make foundry moulds.

Explanation: Hope it help I think

fuerza que ejerce el planeta tierra sobre los cuerpos que en ella se encuentran. Fuerza de distancia Fuerza de Contacto

Answers

Answer:

Ver explicacion

Explanation:

La gravedad es una fuerza que actúa a distancia. La fuerza que actúa entre la tierra y los cuerpos en ella es la fuerza gravitacional.

Es un ejemplo típico de una fuerza de acción a distancia.

Por lo tanto, la fuerza tat que existe entre la tierra y los cuerpos que se encuentran en ella es una fuerza de distancia.

To calculate the work that an object does when it moves covering a distance of 3000 meters when it is propelled by a force of 65 Newton, one of the principles of mechanics must be considered.

Physical principle of mechanics

A force does work when there is a displacement of the center of mass of the body on which the force is applied, in the direction of said force.

The work of the force on that body will be equivalent to the energy necessary to displace it, so that:

W = F.d

Force Calculation

Substituting the corresponding values in said formula:

F = 65N

d = 3000m

W = 65 N. 3000 m

W = 195000 W

Learn more about force calculations at https://brainly.com/question/23775339 #SPJ4

how do valence electrons interact between non polar covalent, polar covalent, and ionic bonds?​

Answers

Answer:

In non-polar covalent bonds, the electrons are equally shared between the two atoms. For atoms with differing electronegativity, the bond will be a polar covalent interaction, where the electrons will not be shared equally.

Explanation:

i did some reasherch so there^^

HELP PLEASE I DONT KNOW WHAT THIS MEANS IM CONFUSED

Answers

Explanation:

In an alpha emission, an alpha particle is ejected from a large nucleus. An alpha particle is simply a helium nucleus (atomic number is 2 and mass number is 4) so that means that the atomic number of the emitting nucleus decreases by 2 and its mass number decreases by 4.

organs are directly made up of what lower level of cellular organization

Answers

Answer:

hwejfhwefefewf

Explanation:

efwffhhfghr

How many liters of F2 do you have if you are given 100 grams of F2?

Answers

0.100000 should be the answer

Which layer of the earth is the thinnest and thickest?

Answers

Answer:

crust

Discuss with the whole class what the relative thicknesses of the layers are — that the inner core and outer core together form the thickest layer of the Earth and that the crust is by far the thinnest layer.

Explanation:

Discuss with the whole class what the relative thicknesses of the layers are — that the inner core and outer core together form the thickest layer of the Earth and that the crust is by far the thinnest layer.

Why study science?
Lmk ASAP

Answers

We study since to have a better understanding of our world. We have so many questions. Understanding science can lead us to new inventions, advancement in technology, new medicine and medical treatments, and understanding our planet better.

When 1 mol of methane is burned at constant pressure, −890 kJ/mol of energy is released as heat. If a 1.67 g sample of methane is burned at constant pressure, what will be the value of ∆H

Answers

Answer:

[tex]\Delta H=-92.7kJ[/tex]

Explanation:

Hello there!

In this case, according to the given information, we can infer that 890 kJ of energy are released when 1 mole of methane is burned; however, to find the total heat when 1.67 grams are burned, we first need to calculate the moles in this mass of methane:

[tex]1.67gCH_4*\frac{1molCH_4}{16.04gCH_4}=0.104molCH_4[/tex]

And thus, for calculating the resulting ∆H, we proceed as follows:

[tex]\Delta H=-890kJ/mol*0.104mol\\\\\Delta H=-92.7kJ[/tex]

Regards!

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