for the following solution, choose the formula of a chemical that you could add to the solution to make a buffer: 0.1 m hc2h2o2cl (chloroacetic acid). nac2h3o2 nac3h2o2cl nac2h3o2cl nac2h2o2cl

Common to all cell : Plasma membrane , Ribosome ,DNA

Unique to Eukaryotic cell : Nucleus , Rough endoplasmic , reticulum Mitochondrion.

A membrane-bound building block that contains the basic molecules of life and from which all living things are made. A single cell is often a complete organism in its own right, such as a bacterium or yeast. Other cells acquire specialized functions as they mature. These cells cooperate with other specialized cells to become the building blocks of large multicellular organisms such as humans and other animals. Cells are much larger than atoms, but they are still very small. The smallest known cells are a group of tiny bacteria called mycoplasma.

learn more about cell here:

https://brainly.com/question/7196669

#SPJ4

This question is generating exothermic reactions. An exothermic reaction is the process through which energy is released when bonds are broken

Given that it produces heat and is explosive in nature, the chemical reaction indicated in this question is an exothermic reaction.

Exothermic processes can, in fact, produce both heat and light. The total energy of the reactants is greater than the total energy of the products in such reactions. An endothermic reaction is one that uses energy to break bonds and stores that energy in the bonds that are created during the reaction. An exothermic reaction is the process through which energy is released when bonds are broken. For instance, combustion is an exothermic reaction that first produces heat, carbon dioxide, and water from the reaction of oxygen, wax, and energy input.

To learn more about exothermic reaction please click on below link

https://brainly.com/question/10373907

#SPJ4

The stationary phase, which is the part of chromatography that doesn't move and is typically a solid a liquid supported on the a solid, is the component whose high solubility inside the liquid phase results in a high retention period.

Along with a stationary phase of polar paper, the solvent functions as the mobile phase.Nonpolar chemicals will interact with the solvent and move more swiftly,while polar compounds will move more slowly and interact with the paper.

The stationary phase and green dye A have the strongest affinities.Because it has traveled a shorter distance from the source, it adsorbes to a stationary phase at a faster rate.

To know more about stationary phase visit :

https://brainly.com/question/14250736

#SPJ4

If a compound that contains the elements by mass: Mo = 43.95%, O = 7.33%, Cl = 48.72% then the empirical formula will be Cl3MoO

The molar mass of Cl=35.453,

Molar mass of Mo=95.94,

Molar mass of O=15.9994

Converting these  to moles: Cl=1.3742137477787, Mo=0.45809881175735, O=0.45814218033176

Here the smallest mole value is 0.45809881175735

Now we have to divide all components by the smallest value: Cl=2.9998194985641, Mo=1, O=1.0000946707856

If we don't consider the fractional values the closest round of values will be: Cl=3, Mo=1, O=1

So the formula becomes Cl3MoO

Therefore the required empirical formula is Cl3MoO

Learn more about empirical formula:

https://brainly.com/question/26388921

#SPJ4

Answer:Sodium(Na)

Explanation: According to electronic configuration of sodium, the outer shell has 1 unpaired electron. So, It will react with halogen elements (group 17) to form NaX. Where X is halogen element and ratio is maintained that is 1:1.

Answer:

41

Explanation:

Acetone enolate preferentially attack the benzaldehyde rather than another acetone molecule because it is a strong nucleophile which will attack the carbonyl of benzaldehyde and forms a B- carbonyl alkoxide ion.

Benzalacetone is the end product of the aldol condensation reaction between acetone and benzaldehyde. Acetone may be deprotonated to produce a nucleophilic enolate anion since it contains -hydrogens (on both sides). Because it is significantly more electrophilic than a ketone, the aldehyde carbonyl interacts with the enolate quickly. Since it dehydrates spontaneously under the reaction conditions, the original aldol adduct cannot be separated. However, the resulting, - α, β-unsaturated  ketone contains active hydrogen that can condense with additional benzaldehyde molecules.

To learn more about Benzalacetone visit:https://brainly.com/question/19340462

#SPJ4

The three types of alternative splicing patterns with the correct description of how they lead to the production of different protein isoforms are: letters A, C and E.

These three options are correct because they accurately describe the different types of alternative splicing patterns and the ways in which they lead to the production of different protein isoforms. Alternative splice sites and mutually exclusive exons allow for the inclusion or exclusion of certain sequences, leading to proteins with different sequences.

Alternative splice sites within an exon allow for the presence of different domains in the protein, while Mutually exclusive exons allow for the generation of proteins with different sequences.

Cassette exons allow for the exclusion of entire protein domains. Alternative polyadenylation produces messages with different 3' coding sequences and 3' untranslated regions, which can be important in regulatory events.

Complete question:

Choose the types of alternative splicing patterns with the correct description of how they lead to the production of different protein isoforms Select the three correct statements:

Learn more about production of protein isoforms:

https://brainly.com/question/19793547

#SPJ4

The combination of ortho and para produces a resonance structure that stabilises the arenium ion. As a result, ortho and para products form faster than meta. Because of steric effects, the para product is generally preferred.

In ortho-substitution, two substitutions occupy adjacent positions, that can be numbered 1 and 2. These positions are branded R and ortho in the diagram. The substituents in morpho occupy positions 1 and 3.The ultimate predictor of whether a methyl group is ortho-, para-, or meta-directing is its ability to stabilise an adjacent carbocation. Substituents with a covalent bond on the atom adjacent to a aromatic ring are ortho- and para- executives since they can form a new pi-bond with an adjoining carbocation. For electrophilic substitution, electron donating groups in an aromatic ring are made reference to as ortho/para groups.

Learn more about ortho-substitution here:

https://brainly.com/question/29359634

#SPJ4

After the explosion of the Deepwater Horizon oil-drilling platform in 2010, Scientists estimate that BP removed about 25% of the oil, most of it recovered directly from the well, burned at sea, or skimmed by boats.

Deepwater Horizon was a semi-submersible offshore drilling rig. It was owned by Transocean and operated by BP. While drilling at the Macondo Prospect on 20 April 2010, an explosion happened on the rig, killing 11 crewmen and igniting a massive fireball that was visible from 40 miles away.

The explosion was caused by a blowout, which is an uncontrollable crude oil and/or natural gas release from an oil well caused by a pressure control system failure. The rig itself sank two days after it exploded.

Both Transocean and BP received hefty fines, penalties, and compensations. On top of that, BP is also tasked with the oil spill cleanup, though other parties such as US Coast Guard also join in this effort. It took over ten years to clean the oil spill.

Attached below is an image of the Deepwater Horizon remains in flames after the explosion, taken on 20 April 2010 by US Coast Guard.

Learn more about oil spill at https://brainly.com/question/12558255

#SPJ4

n addition to these noncatalytic effects, many instances have shown that water can function as a reactant and even a cocatalyst in heterogeneous catalytic reactions, enhancing reaction rates and product selectivity.

Who or what is water's catalyst?

Platinum is by far the finest catalyst for severing water molecules to form hydrogen gas, according to scientists. According to a recent study by scientists at Brown University, the reason platinum is so effective is not what was previously thought.

A catalyzed process is what?

According to definitions, catalysis is the process by which the addition of a material (the catalyst) that is not itself modified during the chemical reaction changes the pace of chemical reactions (ACS, 1996).

To know more about catalyzed visit;

https://brainly.com/question/13622532

#SPJ4

the proper hydrogen atoms, CH 16 q 3. The organism and the presence or lack of oxygen determine metabolism.

Ectomorph, muscle mass, and endomorph are the three basic metabolic types. These are phrases you generally won't hear in your typical, everyday talks. However, understanding the body types you are born with will benefit your exercise program over time.

The chemical processes that occur inside the body's cells during metabolism convert food into energy. Our bodies need this energy for all of their functions, including movement, thought, and growth.. The chemical processes of metabolism are regulated by various proteins in the body.

to know more about metabolism visit:

https://brainly.com/question/29763323

#SPJ4

A weak acid or base and the salt of that weak acid or base make up a buffer. Three combinations can be used to create buffers: (1) H 3PO4 and H 2PO4; (2) H 2PO4 and HPO 4 2; and (3) HPO 4 2 and PO 4 3.

Equivalent quantities of an acid and its conjugate base are found in the most efficient buffers. An added base or an added acid can be neutralized by a buffer that has roughly equal concentrations of a weak acid and its conjugate base in solution.

Strong acid hydrochloric acid (HCl) and its conjugate base, chloride sodium chloride provides an anion (NaCl). Due to the fact that we are combining a potent acid with its incredibly weak conjugate base, this will not result in a buffer solution.

To know more about Buffer solutions visit:-

https://brainly.com/question/24262133

#SPJ4

Answer:

2.59 x 10^22 molecules

Explanation:

According to Avogadro's number, 1 mole of HCl has 6.022 x 10^23 molecules.

so 0.043 x (6.022 x 10^23)/1 = 2.59 x 10^22 molecules

Since HBr has the largest mass, it will have the highest boiling point. Due to higher dipole, the intermolecular force between SiH4 molecules is stronger than that between h-cl molecules.

A polar molecule, HBr exhibits dipole forces. Dispersion forces also exist between HBr molecules. Van der Waals forces would be the dominant interactions in these molecules. The larger the size or molecular mass of hydrogen halides, the stronger the van der Waals forces and the higher the boiling point will be. Of these three halides, HI has the largest size or molecular mass. In H-Cl, there is no H-bonding. Therefore, the boiling point is lower. Moving on to HBr and HI, the molecules get bigger, the van der Waal forces get stronger, and the boiling point gets hotter. H-Cl has the lowest boiling point as a result.

to know more about intermolecular force please visit.

https://brainly.com/question/17111432

#SPJ4

The Archimedes principle states that when an object is submerged in a fluid, it seems to lose weight proportional to the weight of the fluid that was displaced.

The mass of the water that the object moves is equal to this force. It turns out that it is still possible to demonstrate that even if the object is excessively heavy (density more than water), if the density of a fully submerged object (independent of its shape) is larger than the density of the fluid. Some objects float when submerged in a liquid because the buoyant force is greater than the object's weight, causing the object to rise to the surface and float. If an object's buoyant force exceeds its weight when submerged in a fluid, it will rise. We can determine the mass and weight of water once we know its volume.

to know more about submerged please visit.

https://brainly.com/question/18520960

#SPJ4

During silica gel chromatography, it is normal for: more polar compounds more polar compounds to elute more slowly than less polar compounds

It is a method in which a liquid serves as the mobile phase while the stationary phase is made up of solid adsorbents like silica gel and activated alumina powder. The adsorbents' activity and the solvent's polarity affect the active compound separation principle. A good separation of the compound occurs when the solvent's polarity is very low and the adsorbent's activity is strong and high. The outcomes of compound separation, on the other hand, are poor if the solvent's polarity is very strong and the activity of the adsorbents is high. It implies that chemical isolation and purification are not entirely pure.

The method of column chromatography is the most well-known and widely used method for separating complex mixtures that are packed in a column.

To learn more about chromatography Please click on the given link:

https://brainly.com/question/1470937

#SPJ4

Answer:

A. Ca, Ba, Be, Sr

The best means of reducing corn consumption is cutting subsidies to corn growers. Option B

We know that corn is a kind of crop that is common in America and there are several kinds of products that we can be able to obtain from corn that are used in the care of the body. We know that corn is a cereal and a lot of baby foods are based on the use of cereals and this has brought the use of corn into very popular demand around the world and not just in the United States.

Having said all that, we know that corn is a rich source of carbohydrate but there is need for the consumption of a balanced diet and this should have to be the aim of the nutritional efforts that we tend to embark on.

This is why the reduction on the consumption of corn becomes very important as this would make the corn not to be able to remain the only staple food in many house holds in the country.

Learn more about corn consumption:https://brainly.com/question/8697408

#SPJ1

Phenylacetone is a natural product found in Streptomyces and Gossypium hirsutum for which data are available.

Propiophenone and its derivatives. They are commonly used in perfumes and medicines. Class 1C antiarrhythmic drug used to treat paroxysmal atrial fibrillation/flutter and ventricular arrhythmias.

Propiophenone is an aromatic ketone in which the two substituents on the carbonyl carbon atom are phenyl and ethyl. Methanal is the IUPAC name for formaldehyde and ethanal is the name for acetaldehyde. For ketones, remove -e from the alkane name and add the suffix -one. Propanone is his IUPAC name for acetone and butanone is the name for ethyl methyl ketone.

Learn more about Propiophenone here:- https://brainly.com/question/29588269

#SPJ4

An electrostatic force of attraction between Ba ⁺² and P⁻³. Because barium has positive charge and phosphorus has negative charge. Therefore, option C is correct.

Non-contact forces, such as electrostatic forces, pull or push on objects without actually making contact with them. When certain materials are rubbed together, a phenomenon known as "charge" can be transferred from one surface to another. Uncharged items are pulled by charged objects, which in turn may push or pull against other charged ones.

The complete transfer of one or more electrons results in the formation of an ionic bond between two oppositely charged ions, which is where the electrostatic force of attraction takes place.

Thus, option C is correct.

To learn more about electrostatic force, follow the link;

https://brainly.com/question/9774180

#SPJ1

Km for this substrate Is 2 mM. Vmax of the substance is 14.9995 mM/s. The value of Kea for this enzyme is approximately 1.249 x 10^6 M^-1*s^-1. For this enzyme kea to km is  very high ratio, indicating that the enzyme is a good substrate for the enzyme.

To calculate Km from a Lineweaver-Burk plot, you need to find the substrate concentration at which the reciprocal of the substrate concentration (1/[S]) is equal to the reciprocal of the initial velocity (1/V0). This point is called the point of inflection on the Lineweaver-Burk plot. In this case, the point of inflection is located at a substrate concentration of approximately 20 mM. At this point, the reciprocal of the substrate concentration is 1/[S] = 1/20 mM = 0.05, and the reciprocal of the initial velocity is 1/V0 = 0.1. To calculate Km, you can use the equation: Km = (1/V0) / (1/[S]) Plugging in the values, you get: Km = (1/V0) / (1/[S]) = 0.1 / 0.05 = 2 mM The value of Km for this substrate is 2 mM. To calculate Vmax, you can use the equation: Vmax = V0 / (1 + Km/[S]). Where Vmax is the maximum initial velocity, V0 is the initial velocity, Km is the Michaelis constant, and [S] is the substrate concentration. Aa substrate concentration of 2.5 x 10^4 mM, the initial velocity is approximately 15 mM/s. Plugging in the values, you get: Vmax = 15 mM/s / (1 + 2 mM / 2.5 x 10^4 mM) = 15 mM/s / (1 + 8 x 10^-4) = 15 mM/s / 1.00008 = 14.9995 mM/s The value of Vmax for this enzyme is approximately 14.9995 mM/s. To calculate Kea, you can use the equation: Kea = Vmax / [E] Where Kea is the catalytic constant, Vmax is the maximum initial velocity, and [E] is the enzyme concentration. Plugging in the values, you get: Kea = 14.9995 mM/s / (1.2 x 10^-7 M) = 1.249 x 10^6 M^-1*s^-1 The value of Kea for this enzyme is approximately 1.249 x 10^6 M^-1*s^-1. The ratio of Kea to Km is a measure of the efficiency of the enzyme-substrate complex. A high ratio indicates that the enzyme is a good substrate for the enzyme, while a low ratio indicates that the enzyme is a poor substrate for the enzyme. In this case, the ratio of Kea to Km is approximately 1.249 x 10^6 M^-1s^-1 / 2 mM = 6.245 x 10^4 M^-1s^-1. This is a very high ratio, indicating that the enzyme is a good substrate for the enzyme.

To know more about enzyme

https://brainly.com/question/17292676

#SPJ4

plot(density(x),col = "blue") #As we can see the distribution is fairly Normal

q q line(x, col = "blue") #In Q Q P Lot the straight blue line should pass through maximum number of point at 45 degree (x, col = "blue", freq = FALSE)

lines(density(x), col = "red", lwd = 2) #We can also check distribution of Normal by Histrogram and superimpose red line

ad .test(x) #Anderson Darling test gives p value 0.1424 that mean there is 14.24 percent chance that his data is coming from Normal

t(x) Cramer-von Mises test gives p value 0.2147 that mean there is 21.47 percent chance that his data is coming from Normal

Llliefors (Kolmogorov-Smirnov) test gives p value 0.2355 that mean there is 23.55 percent chance that his data is coming from Normal

Pearson chi-square test gives p value 0.7301 that mean there is 73.01 percent chance that his data is coming from Normal

Shapiro- Francia test gives p value 0.03482 that mean there is 3.48 percent chance that his data is coming from Normal

Shapiro-Wilks test gives p value 0.07154 that mean there is 7.15 percent chance that his data is coming from Normal

#If p-value <= Alpha(=0.05) reject null hypothesis(i.e sample points comes from Normal Population) but we take Shapiro-Wilks test into account because it is distribution free and regarded as best test for Normality hence we accept the null hypothesis and conclude that the sample comes from Normal Distribution but it is not very much likely.

learn more about gasoline blends here

https://brainly.com/question/24035602

#SPJ4

Answer:

There can be numerous derived quantities all branching from the basic 7 base quantities.

Explanation:

The  derived SI units are

m/s² that is of acceleration that is rate of change of velocity

m/s is the SI unit of velocity that is rate of change of displacement

Nm is the SI unit of Torque i.e T= rxF

and so on

The statement saying the standard reduction potentials for fluorine gas to the fluoride ion and the aluminum (iii) ion to aluminum metal are 2.866 v and -1.662 v, respectively is true.

The standard reduction potential of a species is defined as the measure of the ability of that species to get reduced during a redox reaction.

The value of the standard reduction potential are pre decided for each and every element.

The value of the standard reduction potential for fluorine gas to the fluoride ion is +2.866 V.

The value of the standard reduction potential the aluminum (iii) ion to aluminum metal is -1.662V.

Both of these values are stated correctly in the given question. So, the given statement is true.

To know more about standard reduction potential, visit,

https://brainly.com/question/4135123

#SPJ4

The NCl₃ is liquid at room temperature but NH₃ is gas at room temperature because NH₃ has the intermolecular hydrogen bonding , it hold thew ammonia very tightly.

The NCl₃ is liquid at room temperature but NH₃ is gas at room temperature because NH₃ has the intermolecular hydrogen bonding , it hold thew ammonia very tightly. the van der waal force is the weak force ads compared to the hydrogen bonding.  NCl₃ partly dissociates to form ions and nh3nh3 does not. therefore, ion-dipole interactions are present in NCl₃ but not in NH₃

Thus, NH₃ is the gas at the room temperature and the NCl₃ is liquid at room temperature.

To learn more about temperature here

https://brainly.com/question/2272959

#SPJ4

Political parties are most inclined to match polling responses to identifiable individuals in voter files to determine patterns in national general election campaigns today.

Political parties are essential institutions of democracy. By competing in elections parties offer citizens a choice in governance, and while in opposition they can hold governments accountable. When citizens join political parties, volunteer their time, donate money and vote for their leaders, they are exercising their basic democratic rights.

In an election campaign winning is everything, there is no consolation for being a runner-up. With the increasing penetration of television and the internet, voters today are more informed, independent, and discerning in casting their votes.

Learn more about political parties here:

https://brainly.com/question/9115470

#SPJ4

The option (a)- is correct and it is impossible for the reaction .

What is reaction?

One or more chemicals, referred to as reactants, are changed into one or more new compounds, referred to as products, during a chemical reaction. Substances are composed of chemical elements or compounds.

What is compounds ?

When two or more elements combine chemically in a certain mass ratio, compounds are produced. Compounds are created when two or more different types of elements are mixed in a particular ratio of their atoms.

Therefore , the option (a)- is correct and it is impossible for the reaction .

Learn more about reactions from the given link.

https://brainly.com/question/11231920

#SPJ4

The degree of unsaturation of the compound is 3.

When we talk about the degree of unsaturation, we are referring to the number of the hydrogen atoms that could not be found in the system. We know that when a saturated compound is formed, there is the loss of some of the hydrogen atoms from the molecular formula.

The term unsaturated in itself means that the compound do not have the exact number of the hydrogen atoms or the hydrogen atom compliment that it should normally have.

This would happen as the multiple bonds are formed then a given number of the hydrogen atoms would be lost from the system so that the multiple bond can now be formed in the compound that we are looking at. The more the number of the multiple bonds, the more the degree of unsaturation of the molecule.

Learn more about unsaturation:https://brainly.com/question/12433190

#SPJ1