Which functional group occurs in the monomers of addition polymers? How are these polymers different from one another?

The decreasing order for the boiling point will be: heptane (CH₃CH₂CH₂CH₂CH₂CH₂CH₃) > 3,3-dimethylpentane (CH3₃CH₂CCH₂CH₃CH₃) >Hexane( CH₃CH₂CH₂CH₂CH₂CH₃CH₃ )> Butane(CH₃CH₂CH₂CH₃)

Boiling point can be described as the temperature that causes the transition from liquid to vapor state. Boiling point depends on molar mass and branching. Since they are all alkanes, they have the same potency. so from their structure:

Intermolecular forces hold molecules together in a liquid or solid, as opposed to intramolecular forces such as strengths of covalent bonds that bind atoms or polyatomic ions within molecules. Intermolecular forces are often much weaker than covalent bonds.

your question is incomplete but most probably your full Question was

The boiling points for a set of compounds in a homologous series can be qualitatively predicted using intermolecular force strengths. Using their condensed structural formulas, rank the homologous series for a set of alkanes by their boiling point. Rank from highest to lowest boiling point. To rank items as equivalent, overlap them.

a)CH₃CH₂CH₂CH₃

b) CH₃CH₂CH₂CH₂CH₂CH₃CH₃

c)CH3₃CH₂CCH₂CH₃CH₃

d)CH₃CH₂CH₂CH₂CH₂CH₂CH₃

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The empirical formula for given values is C₃H₅0₄ for the given compound containing water carbon di oxide .

The empirical fοrmula οf a chemical cοmpοund in chemistry is the simplest whοle number ratiο οf atοms present in the substance. As an example, the empirical fοrmula οf Sulphur mοnοxide, οr SO, is simply SO, as is the empirical fοrmula οf disulfur diοxide.

Thus, sulphur mοnοxide and disulfur diοxide, bοth sulphur and οxygen cοmpοunds, have the same empirical fοrmula. Their mοlecular fοrmulae, which express the number οf atοms in each mοlecule οf a chemical cοmpοund, are, hοwever, nοt identical.

The arrangement οr number οf atοms are nοt mentiοned in an empirical fοrmula. Many iοnic cοmpοunds, such as calcium chlοride and macrοmοlecules, such as silicοn diοxide, use it.

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Answer:

(A) Amine

Explanation:

Ch3Ch2Nh2 is an Amine.

An amine is often a functional group with a lone pair on the nitrogen atom. Amines structurally mimic ammonia, where nitrogen can link with up to three hydrogen atoms. Here the correct option is A.

Amines are organic substances that have a lone pair of nitrogen atoms in them. In essence, they are produced by replacing one or more hydrogen atoms in ammonia (NH₃) with an alkyl or aryl group, giving them the names alkylamines and arylamines, respectively.

In addition to medicines and treatments, amines are used to create nylon and azodyes. They are frequently employed in the creation of compounds for the filtration of water, and medicinal, and crop protection.

Thus the correct option is A.

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At the exact instant that a carbonated beverage is opened, it is supersaturated with carbon dioxide.

A carbonated beverage is typically pressured with carbon dioxide gas during bottling, which causes the gas to dissolve in the liquid and produce the carbonation. In other words, the beverage contains more carbon dioxide than is typically conceivable at that temperature and pressure due to the creation of a supersaturated solution of carbon dioxide and water.

The pressure inside the container is released when it is opened, which causes the carbon dioxide to rise up out of solution very quickly. This is the reason why opening a carbonated beverage causes fizzing and a hissing sound. After the beverage reaches an equilibrium, when the amount of carbon dioxide in the liquid is in balance with the pressure and temperature of the surrounding environment, the carbon dioxide will have begun to escape from the liquid.

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The position of a reaction can be determined by comparing the concentrations of reactants and products at equilibrium. If the concentration of products is higher than the concentration of reactants, the reaction is said to favor the products, and if the concentration of reactants is higher than the concentration of products, the reaction is said to favor the reactants.



The equilibrium constant (Kc) is a numerical representation of the relative concentrations of reactants and products at equilibrium. If Kc is greater than 1, the reaction favors products, and if Kc is less than 1, the reaction favors reactants. The relationship between k and Kc can be described by the equation:
Kc = k(forward) / k(reverse)
where k(forward) and k(reverse) are the rate constants for the forward and reverse reactions, respectively.

if  k=0.065, the position of the reaction will depend on the values of k(forward) and k(reverse). If k(forward) is much larger than k(reverse), the reaction will favor the products and have a Kc greater than 1. If k(reverse) is much larger than k(forward), the reaction will favor the reactants and have a Kc less than 1.

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Answer:

Option B

Transfers energy to the water

Explanation:

Warm air transfers energy to the water when it flows over cold currents. This means that the warm air loses heat energy to the cold currents thus, raising its temperature.

Whenever there is a temperature difference between two bodies in contact with each other, the Fouriers law explains that there is always a transfer of heat from the hotter body to the colder body until they become the same temperature.

Thus, following this, heat will flow from the warm air to the cold currents.

Answer:

More particles per unit volume

Explanation:

Concentration means the amount of solute in a solution. Now, the amount of solute also means the number of particles of solute present in a solution.

Hence, when we use the term "high concentration", we imply that the amount of solute present or the number of particles present in a solution is high.

Thus, at high concentration, there are more solute particles than solvent particles in a solution.

In the interstellar medium, interstellar gas makes up around 99% of the material. Of this gas' mass, about 75% of it is hydrogen (either in molecular or atomic form), and the remaining 25% is helium.

Carbon monoxide and hydrogen sulfide are the two most prevalent types as diatomic molecules (which has an abundance of about 10-4 relative to H2). Polyatomic species are far less common; cyano-pent-acetylene, symbol HC11N, is the biggest molecule currently found in interstellar gas. Hydrogen gas dominates the interstellar medium's composition. Along with lower percentages of the following substances: calcium, salt, water, ammonia, and formaldehyde, a rather considerable amount of helium has also been found. Furthermore, there are sizable numbers of dust particles of unknown makeup.

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Answer:

When you combine the solid (baking soda) and the liquid (vinegar), the chemical reaction creates a gas called carbon dioxide. Carbon dioxide is invisible, except as the bubbles of gas you may have noticed when the vinegar and baking soda mixture began to fizz.

Explanation:

Answer:

Option b) polyatomic ions

Explanation:

Polyatomic ions are ions consisting of two or more atoms.

From the question given above, we can see that each ions consist of more than one atom as shown below:

Ions >>>>>> Number of atom present

NH4+ >>>>> 2

CO32− >>>> 2

PO43− >>>> 2

Thus, we can say that the above ions are polyatomic ions.

Answer:

It's C.

Explanation:

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The Correct choice is ~ A

Isotopes are the elements with same Atomic Number but different masses ~

Answer:

Density is a word we use to describe how much space an object or substance takes up (its volume) in relation to the amount of matter in that object or substance (its mass). Another way to put it is that density is the amount of mass per unit of volume. If an object is heavy and compact, it has a high density.

Explanation:

Answer:

density: the ratio of mass to volume for a substance

Answer:

apple juice is a mixture of sugars

D). The rocky mountains are part of the same mountain range as the Andes. The Andes mountain range is located in South America and stretches over 4,000 miles, making it the longest continental mountain range in the world.

The Rocky Mountains are located in North America and stretch from Alaska down to New Mexico. While the two mountain ranges are separated by thousands of miles, they are both part of the same mountain-building process that took place millions of years ago.

The movement of tectonic plates caused the land to buckle and fold, creating these massive mountain ranges. The Andes and Rocky Mountains are also known for their rich mineral deposits, including gold, silver, and copper. Both mountain ranges have played important roles in the history and culture of their respective regions, and continue to attract tourists and outdoor enthusiasts from around the world.

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The molarity of a solution that contains 10.1 g of caffeine dissolved in 932 ml of solution is 0.0558 mol/L.

The molarity of a solution is defined by the number of moles of solute per liter of solution. It is given by molar concentration formula:

M = n/ V where M is the molarity of the solution, n is the number of moles of the solute, and V is the volume of solution in L.

The number of moles of the solute is the mass of the solute divided by the molar mass of the solute.

Molar mass of caffeine = 194.19 g/mol

Mass of caffeine = 10.1 g

Hence,

The number of moles of caffeine = 10.1/194.19 = 0.052 mol

Volume of solution = 932 mL or 0.932L

Hence, the molarity of the solution is:

M = 0.052 mol/0.932 = 0.0558 mol/L

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Hello! :)

\(\large\boxed{1s^{2}2s^{2}2p^{6}3s^{2}3p^{5}}\)

Chlorine is a halogen located in group 7A and period 3 of the periodic table.

We can write the electron configuration of this element. Since it is in period 3, the highest configuration level will be at 3.

Chlorine is also located in the p block (nonmetal) section of the table, so the final part of the written configuration will involve "3p".

Recall that:

S block: up to 2 electrons

P block: up to 6 electrons

Chlorine has 17 electrons

Fill in the order of s block to p block. The first level only goes up to an s block. The configuration should sum up to 17 total electrons in total.

We can write the configuration as:

\(1s^{2}2s^{2}2p^{6}3s^{2}3p^{5}\)

One change in homes that could help save electrical energy is to replace all incandescent bulbs with LED bulbs.

There are different ways one can save electrical energy in their home. Some of them include:

LED bulbs are known as Light-Emitting Diode bulbs. They are energy-saving bulbs, although might be more expensive than their incandescent counterparts.

According to research, LED bulbs have the capacity to save up to 75% of energy compared to other bulbs. Thus, if anyone is looking to save electrical energy and they have incandescent bulbs at some lighting points, they will get very good results by replacing them with LED bulbs.

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Answer: One change in homes that could help save electrical energy is to replace all incandescent bulbs with LED bulbs. They are energy-saving bulbs, although might be more expensive than their incandescent counterparts.According to research, LED bulbs have the capacity to save up to 75% of energy compared to other bulbs. Thus, if anyone is looking to save electrical energy and they have incandescent bulbs at some lighting points, they will get very good results by replacing them with LED bulbs.Turning off all lights and electrical appliances when not in use. Reduction of electrical appliances. For tv, set brightness, contrast and enable power saving mode. These are two other ways to consume less energy in your home.

Explanation: I hope this helps

Answer:

The diagr displays the "DIFFUSION" of oxygen from the red blood cells into the capillary to the body cells

The diagram showing the direction of oxygen transfer from red blood cells to body cells describes the process of diffusion.

Particles travel by a process called diffusion from a region of higher concentration to one of lower concentration. When it comes to oxygen transfer in the body, oxygen molecules flow through cell membranes from red blood cells, where their concentration is higher, into body cells, where it is less concentrated.

Active transport refers to the movement of particles against their concentration gradient, requiring energy input. Osmosis is the diffusion of water molecules across a selectively permeable membrane. Transpiration is the process of water movement through plants. These processes are not directly related to the transfer of oxygen from red blood cells to body cells.

Therefore, the correct option is diffusion.

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The experimental rate law is; Rate = k[O2] [NO]^2

Thus the reaction is first order with respect to oxygen and second order with respect to nitrogen monoxide

The rate constant, represented by the symbol k, is a proportionality constant that relates the rate of a chemical reaction to the concentration of reactants. The rate constant is specific to a particular reaction and is determined experimentally.

The rate law of a chemical reaction expresses the relationship between the rate of the reaction and the concentrations of the reactants.

We know that;

2.56 * 10^-1/8.52 * 10^-2 = (0.09/0.03)^n

3 = 3^n

n = 1

Again;

7.67 * 10^-1/8.52 * 10^-2 = 0.06/0.02

9 = 3^n

3^2 = 3^n

n = 2

The rate law is;

Rate = k[O2] [NO]^2

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Answer:

1. The methods used for the separation were filtration and evaporation

Explanation:

The mixture of table salt and sand is first dissolved in distilled water. The salt is soluble in water but the sand is not. The solution is now filtered. The filtrate contains the salt solution while the residue is the sand. The filtrate is now evaporated to dryness to recover the table salt from solution.

From the experiment we can clearly see that table salt is highly soluble in water.

One precaution during the experiment is to ensure that the filter paper was placed correctly before filtration started.

Carol Dweck contends that adopting a growth mindset can help people increase intellectual achievement, promote conflict resolution, reduce aggression, improve willpower, and nurture race relations. According to Dweck, a growth mindset is the belief that one's abilities and intelligence can be developed through dedication and hard work.

This belief can lead to a desire to learn and improve, as well as a willingness to take on challenges and persevere through obstacles. In the context of intellectual achievement, a growth mindset can lead individuals to embrace challenges, learn from criticism, and persist through difficulties. This can lead to greater success in academic and professional pursuits. In terms of conflict resolution, a growth mindset can foster a willingness to listen to and understand different perspectives, leading to more constructive and productive conversations.

Reducing aggression can also be a result of adopting a growth mindset, as individuals with this mindset tend to focus on self-improvement rather than comparing themselves to others or seeking external validation. This can lead to a greater sense of self-worth and less aggression towards others. Improving willpower is another potential benefit of a growth mindset, as individuals with this mindset tend to view setbacks and challenges as opportunities for growth rather than failures. This can lead to greater resilience and the ability to persevere through difficult situations. Finally, a growth mindset can also nurture race relations by promoting a belief in the potential for change and improvement, both individually and collectively. This can lead to a greater willingness to listen to and understand different perspectives, as well as a greater sense of empathy and compassion towards others.

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Based on the observation that Biuret reagent turns purple when added to the unknown substance, we can conclude that the substance contains protein. Biuret reagent is commonly used to test for the presence of proteins in a solution.

Biuret reagent is a solution of copper sulfate (CuSO4) mixed with sodium hydroxide (NaOH). When Biuret reagent reacts with peptide bonds in proteins, a complex is formed, resulting in a color change from blue to purple. This color change is a specific reaction for proteins and is not observed with other substances such as acids or starch.

Proteins are composed of amino acids, and the peptide bonds between these amino acids are responsible for the reaction with Biuret reagent. By turning purple, Biuret reagent indicates the presence of proteins in the unknown substance.

Therefore, the correct conclusion is that the substance contains protein (option B). The other options, such as the substance being an acid or containing starch, are not valid conclusions based solely on the observation of the purple color change with Biuret reagent.

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When a piece of magnesium ribbon is dropped into Copper Sulfate Solution, magnesium is reactive metal than copper in Copper sulfate and Copper Metal it will displace copper forming magnesium Sulphate and copper metal.

Magnesium + Copper Sulphate ⇒ Magnesium Sulphakt Copper

My (s) + Cuso4 (aq) ⇒  Mg so4 lag + Cu(s).

When magnesium is put into a copper sulfate solution an oxidation-reduction reaction occurs, forming copper metal on the magnesium, and the dark blue color of the solution disappears. After a few minutes, hydrogen gas bubbles form on the surface usually with coils of magnesium ribbon floating on it.

The solution becomes lighter during the reaction and the blue color of the copper sulfate solution does not darken. Therefore option C is the correct answer. It should be noted that the reaction taking place here is a substitution reaction in which a more reactive metal displaces a less reactive metal.

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Here is the answer

I hope it helped you

Explanation:

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The volume of this concentrated solution that needs to be diluted is X mL. The desired final molarity of the solution is 0.0100 M.

The parameters state that the concentration of a sodium hydroxide (NaOH) solution is 6.00 M, and the volume of this concentrated solution that needs to be diluted is X mL.

The desired final molarity of the solution is 0.0100 M.

Using the formula for molarity, which is M = moles of solute / volume of solution (in liters),

we can derive the equation M₁V₁ = M₂V₂. Here, M₁ represents the initial molarity and V₁ is the initial volume, while M₂ represents the final molarity and V₂ is the final volume.

Substituting the given values, we have M₁ = 6.00 M, M₂ = 0.0100 M, V₂ = 1.00 L, and we need to find V₁.

V₁ = (M₂ * V₂) / (M₁ * V₁)

V₁ = (0.0100 M * 1.00 L) / (6.00 M * V₁)

Simplifying the equation, we find V₁ = 0.00167 L or 1.67 mL.

In order to obtain a sodium hydroxide solution with a concentration of 0.0100 M,

The volume of the concentrated 6.00 M solution that needs to be diluted is 1.67 mL.

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Hydrogen is able to bond with itself hydrogen doesn't obey the rule of octet because it requires only 2 electrons to have its outer shell filled and gain stability.

so the bond is formed when the 2 atoms come closer  and their electrons are attracted to the proton of the other atoms hence bonding covalently

covalent bond is a type of bond in which a chemical bond that involves the sharing of electrons to form electron pairs between atoms

Helium cannot form covalent bonds this is because it has a complete shell of electrons and in this state, the atom cannot readily accept any additional electrons or join with any element or atoms to make a bond also the gas is a noble its valence shell is full and it gains no stabilizing effect forming covalent bonds.

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Answer:

N=35%. so 35/100*7 =2.45%

H=5.0 so 5/100*1=0.05%

o=60% so 60/100*8=4.8%