Which of the following amino acid changes can result from a single base-pair substitution? Explain your reasoning. (a) Phe→Leu (c) Ser→Arg (b) Ile→Thr (d) Asp→Gly

The final temperature of a 10.0 g piece of iron initially at 25°C, if supplied with 9.5 J from a stove, is 27.11°C. The change in temperature of the iron is 2.11°C.

We can use the formula:

Q = mcΔT

where Q is the heat absorbed by the iron, m is the mass of the iron, c is the specific heat capacity of iron, and ΔT is the change in temperature.

In this case, the heat absorbed by the iron is 9.5 J, the mass of the iron is 10.0 g, the specific heat capacity of iron is 0.450 J g^(-1) °C^(-1), and the initial temperature is 25°C. We want to find the final temperature.

Let's rearrange the formula to solve for ΔT:

ΔT = Q / mc

Substituting the given values, we get:

ΔT = (9.5 J) / (10.0 g x 0.450 J g^(-1) °C^(-1))

ΔT = 2.11 °C

Therefore, the change in temperature of the iron is 2.11°C.

To find the final temperature, we add the change in temperature to the initial temperature:

T_final = T_initial + ΔT

T_final = 25°C + 2.11°C

T_final = 27.11°C

Therefore, the final temperature of the iron is 27.11°C.

Learn more about iron: https://brainly.com/question/18500540

#SPJ11

Answer:

S8+8o2 = 8so2

this is balance d

Answer:

11) time

9) a projectile

5) Greater than vx

13)

Answer:

Fundamental quantities or base quantities are:

✔️Lengthy

✔️Mass

✔️Time

✔️ Temperature

✔️Electric current

✔️Amount of substance

✔️Intensity of light

Explanation:

Hope it will help you :)

The opposite of heterotroph is autotroph.

What is heterotroph?

An organism is referred to as a heterotroph if it consumes other plants or animals for food and energy. Its origins are in the Greek words hetero, which means "other," and trophe, which means "nutrition."

Examples - Human, birds, dogs, etc.

What is autotroph?

A primary producer, also known as an autotroph, is an organism that uses energy from light or inorganic chemical reactions to create complex organic chemicals from simple ones, such as carbon dioxide.

Example - plants, algae etc.

The opposite of heterotroph is autotroph.

To know more about autotroph, check out:

https://brainly.com/question/10253663

#SPJ1

In the given structure of the resonance hybrid, there are three contributing resonance structures. Resonance Structure 1, Resonance Structure 2 and Resonance Structure 3.

Resonance Structure 1: Carbon 1 has a double bond with Carbon 2, and Carbon 2 has a double bond with Carbon 3. Carbon 3 has a double bond with Carbon 4, and Carbon 4 has a double bond with Oxygen. Carbon 1 and Carbon 3 both have a partial negative charge.

Resonance Structure 2: Carbon 1 has a double bond with Carbon 2, and Carbon 2 has a double bond with Carbon 3. Carbon 3 has a double bond with Carbon 4, and Carbon 4 has a double bond with Oxygen. Carbon 1 and Carbon 3 both have a partial negative charge.

Resonance Structure 3: Carbon 1 has a double bond with Carbon 2, and Carbon 2 has a double bond with Carbon 3. Carbon 3 has a double bond with Carbon 4, and Carbon 4 has a double bond with Oxygen. Carbon 1 and Carbon 3 both have a partial negative charge.

These three resonance structures contribute to the overall resonance hybrid.

To know more about resonance hybrid, refer

https://brainly.com/question/17211567

#SPJ11

The resonance hybrid consists of three contributing resonance structures, including a dotted double bond and partial charges on certain carbon atoms.

The three contributing resonance structures for the given resonance hybrid with a 5-carbon chain are:

https://brainly.com/question/34190348

#SPJ12

Explanation:

Potassium Hydroxide is a type of lye specifically used to make liquid soap. It is also known as potash, lye or even KOH. This is the chemical that induces saponification of the fats and oils to create liquid soap.

Explanation:

Answer: (A) 1s

Explanation:

Answer:

The answer is

Explanation:

The density of a substance can be found by using the formula

\(density = \frac{mass}{volume} \\\)

From the question

mass = 76.6 g

volume = 12 mL

The density of iron (ll) oxide is

\(density = \frac{76.6}{12} \\ = 6.38333333...\)

We have the final answer as

Hope this helps you

Answer:

he answer is

3.83 g/mL

Explanation:

The density of a substance can be found by using the formula

From the question

mass = 76.6 g

volume = 12 mL

The density of iron (ll) oxide is

Explanation:

The classification of each molecule according to its functional group is as follows:

1. alcohol: H₃C–CH₂–OH

2. alcohol: H–C–CH₂–CH₃

3. amine: H₃C–NH–CH₂–CH₃

4. ketone: H₃C–CH₂–C–NH₂

5. carboxylic acid: H–C–CH₂–CH₂–C–OH

6. halide: H₃C–CH–CH₂–CH₃

7. aldehyde: H₃C–CH₂–O–CH₃

8. ketone: H₃C–CH₂–C–NH₂

What is a functional group?

A functional group is a specific group of atoms within a molecule that determines its chemical behavior and properties. It imparts characteristic reactivity and functional properties to the molecule. Functional groups often participate in chemical reactions, influencing the overall behavior and functionality of the compound.

1. The molecule H₃C–CH₂–OH has the hydroxyl functional group (-OH) attached to a carbon atom, indicating it is an alcohol.

2. The molecule H–C–CH₂–CH₃ has the alkyl group (-CH₂–CH₃) attached to a carbon atom, indicating it is also an alcohol.

3. The molecule H₃C–NH–CH₂–CH₃ has the amino group (-NH₂) attached to a carbon atom, indicating it is an amine.

4. The molecule H₃C–CH₂–C–NH₂ contains the carbonyl group (C=O), making it a ketone.

5. The molecule H–C–CH₂–CH₂–C–OH has the carboxyl group (-COOH) attached to a carbon atom, indicating it is a carboxylic acid.

6. The molecule H₃C–CH–CH₂–CH₃ contains the halogen (Br) attached to a carbon atom, making it a halide.

7. The molecule H₃C–CH₂–O–CH₃ contains the carbonyl group (C=O) at the end of the carbon chain, indicating it is an aldehyde.

8. The molecule H₃C–CH₂–C–NH₂ contains the carbonyl group (C=O), making it a ketone.

These classifications are based on the presence of specific functional groups in each molecule, which determine their chemical properties and reactivity.

To know more about ketone, refer here:
https://brainly.com/question/30459912
#SPJ4

Explanation:

retype the equation.

the equation is'nt complete

The concentration of a solution (in m) prepared by diluting 37.00 ml of 0.250 m potassium chloride to 150.00 ml is  1.01 M .

Calculation ,

Formula used : \(M_{1} V_{1} = M_{2} V_{2}\)

Where M is the morality or concentration of  potassium chloride and V is the volume in ml .

Initial concentration ( \(M_{1}\)  ) = ?

Final concentration (  \(M_{2}\) ) = 0.250

Initial volume ( \(V_{1}\) ) = 37.00 ml

Final volume ( \(V_{2}\) )  =  150.00 ml

Putting the value of Initial concentration , Initial volume and final volume in equation ( i ) we get .

\(M_{1}\)   × 37.00 ml =  0.250 × 150 ml

\(M_{1}\)   = 0.250 × 150 ml / 37.00 ml = 1.01 M

to learn more about concentration please click here ,

brainly.com/question/10725862

#SPJ4

The component of a triglyceride within the bracket is "fatty acids."

Triglycerides are a type of lipid molecule composed of three fatty acid molecules esterified into a glycerol molecule. Fatty acids are organic compounds consisting of a long hydrocarbon chain and a carboxyl group (-COOH) at one end.

The fatty acid component plays a crucial role in the structure and function of triglycerides. The hydrocarbon chains of fatty acids can vary in length and degree of saturation. They can be short-chain, medium-chain, or long-chain fatty acids, and they can be saturated (containing only single bonds) or unsaturated (containing one or more double bonds).

When triglycerides are formed, the carboxyl group of each fatty acid reacts with a hydroxyl group of the glycerol molecule through an ester linkage. This esterification process results in the formation of three fatty acid chains attached to the three hydroxyl groups of the glycerol molecule.

Fatty acids serve as a concentrated source of energy in the body, and triglycerides function as the primary storage form of fat in adipose tissue. They also have important roles in insulation, cushioning, and as structural components of cell membranes.

In summary, the correct answer is a) fatty acids.

The complete question is:

Identify the component of a triglyceride within the bracket __________.

a. fatty acids

b. amino acids

c. nucleotides

d. glycerol

Learn more about triglycerides at https://brainly.com/question/28283767

#SPJ11

The statement "100% iodine and 95% alcohol are rapidly effective disinfectants" is False.

What are disinfectants?

Disinfectants are chemical agents that can destroy or remove harmful microorganisms, viruses, and bacteria from various surfaces, areas, and substances. The effectiveness of a disinfectant can be determined by its ability to kill bacteria, viruses, and other microorganisms effectively.

What are the effective disinfectants?

The following are the effective disinfectants: Chlorine. Chlorine is one of the most effective disinfectants, as it has a broad spectrum of antimicrobial activity. It is highly effective against bacteria, viruses, and fungi, among other microorganisms. Iodine. Iodine is another effective disinfectant, but it has a narrow range of antimicrobial activity. It is highly effective against bacteria, viruses, and fungi.Alcohol. Ethanol and isopropanol are two types of alcohol that are commonly used as disinfectants. They have broad-spectrum antimicrobial activity, making them effective against bacteria, viruses, and fungi.

To learn more about effective disinfectants here:

https://brainly.com/question/28344540

#SPJ11

The nurse should assess the client for hypotension and dizziness. if A client has developed atrial fibrillation, with a ventricular rate of 150 beats/min.

Atrial fibrillation is an irregular and often very rapid heart rhythm (arrhythmia) which can lead to blood clots in the heart. A-fib increases the risk of stroke, heart failure as well as other heart-related complications.

The client with uncontrolled atrial fibrillation with a ventricular rate of more than 100 beats/min is at risk for low CO because of the loss of atrial kick. The nurse assess the client for palpitations, chest pain or discomfort, hypotension, pulse deficit, fatigue, weakness, dizziness, syncope, and distended neck veins.

To know more about hypotension here

https://brainly.com/question/28301027

#SPJ4

For getting an indication whether a chemical reaction or chemical change has taken place, if  B)Heat is given off then chemical reactions occur. So,correct option is B.

Chemical reactions are surrounding us, from the digestion of food in our body to how the light we get from the sun is the consequence of compound responses. Prior to starting with compound responses, realizing about physical and synthetic changes is significant

Option A can't be the response is dissolving is an actual change. No substance response occurred.

Option B is the response as it is an EXOTHERMIC reaction so intensity will be emitted.

Option C can't be the response as dissolving is essentially ions becoming particles, not a synthetic response by which a reactant responds with one more reactant to shape an item.

Option D can't be the response. Same explanation with respect to why An isn't the response.

Hence, correct option is B.

To know more about chemical reactions, visit here:

https://brainly.com/question/29762834

#SPJ4

(Complete question) is:

When determining whether a chemical reaction has taken place, you observe and look for several indicators. Which would be considered an indication that a chemical reaction or chemical change has taken place? A) Solid melts. B) Heat is given off. C) Substance dissolves D) Substance changes shape.

Answer:

a four-footed semi-aquatic mammal that thrived for some 40 million years

Explanation:

C, the animal lived in water

Whales and hippos both live in the water, so it would make sense that their ancestors did as well.

When 35.00 grams of niobium is mixed with 75.00 grams of iodine the percent yield for the product is 63.29% the mass of the product (in grams) formed is 60.50g

The chemical equation of the reaction between Niobium and Iodine is given by,

3Nb(s) + 4I₂(s) ------> Nb₃I₈(s)

Stoichiometrically, 4moles I₂ is reacting with 3moles of Nb

Given moles of Nb = 35.00g /92.91g/mol = 0.3767mol

Given moles of I₂ = 75.00g/253.8g/mol = 0.2955mol

0.3767moles of Nb reacts with (4/3) × 0.3767mol = 0.5023mol of I2 but available moles of I₂ is 0.2955mol

Therefore,

Limiting reactant is I₂

stoichiometrically, 4 moles of I₂ gives 1mole of Nb₃I₈

0.2955moles of I₂ gives 0.2955mol/4 = 0.073875 moles of Nb₃I₈

molar mass of Nb₃I₈ = 1293.93g/mol

Theoretical yield = 1293.93g/mol × 0.073875mol = 95.59g

Percent yield = (Actual yield / Theoretical yield) ×100

63.29 = (Actual yield /95.59g ) × 100

Actual yield = 60.50g

Therefore,

The mass of the product formed is 60.50g

To know more about stoichiometry, click below:

https://brainly.com/question/14935523

#SPJ4

When 35.00 grams of niobium is mixed with 75.00 grams of iodine the percent yield for the product is 63.29% the mass of the product (in grams) formed is 60.50g    

The chemical equation of the reaction between Niobium and Iodine is given by,

3Nb(s) + 4I₂(s) ------> Nb₃I₈(s)

Stoichiometrically, 4moles I₂ is reacting with 3moles of Nb

Given moles of Nb = 35.00g /92.91g/mol = 0.3767mol

Given moles of I₂ = 75.00g/253.8g/mol = 0.2955mol

0.3767moles of Nb reacts with (4/3) × 0.3767mol = 0.5023mol of I2 but available moles of I₂ is 0.2955mol

Therefore,

Limiting reactant is I₂

stoichiometrically, 4 moles of I₂ gives 1mole of Nb₃I₈

0.2955moles of I₂ gives 0.2955mol/4 = 0.073875 moles of Nb₃I₈

molar mass of Nb₃I₈ = 1293.93g/mol

Theoretical yield = 1293.93g/mol × 0.073875mol = 95.59g

Percent yield = (Actual yield / Theoretical yield) ×100

63.29 = (Actual yield /95.59g ) × 100

Actual yield = 60.50g

Therefore,

The mass of the product formed is 60.50g

To learn more about stoichiometry visit:

https://brainly.com/question/22288091

#SPJ4

The net charge of a molecule is the sum of the formal charges of each atom in the molecule. If the net charge of a molecule is zero, it does not necessarily mean that the formal charge of each atom in the molecule is also zero, since atoms have some charge.

For example, consider the molecule H₂O (water). The oxygen atom has a formal charge of zero, while each hydrogen atom has a formal charge of +1. The sum of these charges is zero, so the net charge on the molecule is zero, even though not every atom has a formal charge of zero.

In conclusion, if the net charge on a molecule is zero, it does not mean that the formal charge on every atom in the molecule is also zero. It is possible for some atoms to have a positive or negative formal charge, as long as the sum of these charges equals zero.

See more about net charge at https://brainly.com/question/26036371.

#SPJ11

The main reservoirs of the carbon cycle are the atmosphere, oceans, land (including vegetation and soils), and fossil fuels. In these reservoirs, carbon exists in both inorganic and organic forms.

The inorganic carbon cycle involves the exchange of carbon dioxide (CO2) between the atmosphere and oceans through processes like photosynthesis and respiration.

Organic carbon, on the other hand, is found in living organisms, dead organic matter, and soil organic matter. It is cycled through processes such as decomposition and consumption by organisms. The interactions between the inorganic and organic carbon cycles occur primarily in the biosphere, where photosynthesis converts inorganic carbon into organic carbon compounds. While inorganic carbon is primarily in the form of CO2, organic carbon is present in complex organic molecules. Both forms of carbon play crucial roles in energy transfer, nutrient cycling, and climate regulation.

Learn more about Carbon Cycle

brainly.com/question/13729951

#SPJ11

The following actions describe deposition as flowing soil or mud due to gravity. Option D.

Sedimentation is the accumulation of sediments carried by the wind running water sea or ice. Sediments are carried as pebbles sand mud, or dissolved salts in water. A deposition is the direct transition of a substance from the gaseous state to the solid state on cooling without going through the liquid state.

Sedimentation is the geological process in which sediments soils and rocks are added to form landforms or land masses. Wind ice water and gravity cause previously weathered surface material to deposit and lose sufficient kinetic energy within the fluid to form a layer of sediment. Several factors influence how sediment settles. Sediment is removed from new surface locations. Precipitation is the change of state of a gaseous substance into a solid.

Learn more about Deposition here:-https://brainly.com/question/1470616

#SPJ1

Answer:

False

Explanation:

Mass number is the quantity of protons and neutrons within one atom while the atomic mass is the average mass of all isotopes of the element.

Answer:

false :)

Explanation:

Answer:  chemical formula

Explanation:

Hello!

Answer:

Chemical Formula

Explanation:

Chemical formula best describes this because it includes both the types of atoms and the number of each atoms.

Subscript is incorrect because 1) it's a component of a chemical formula and 2) it only describes the number of atoms for a specific element

Coefficient number is also incorrect

Chemical equation is incorrect because it is a symbolic representation of what happens in a chemical reaction.

Based on the empirical formula of C2H3O, the molecular formula of the compound can be calculated using its molecular mass:

Molecular formula mass = (empirical formula mass) x n

where n is a positive integer that represents the number of empirical formula units in the molecule.

For this compound, the molecular formula mass is 86 amu, which is the same as the molecular mass given in the problem. Therefore, n = 1, and the molecular formula is also C2H3O.

Plausible structure with alcohol, ether, and alkyne functional groups:

One possible structure for this compound that contains an alcohol, ether, and alkyne functional groups is propargyl alcohol.

H C≡C─CH2─OH

│

O

This compound has the empirical formula C2H3O and a molecular mass of 56 amu. To get the molecular mass of 86 amu, we can add a methyl group (CH3) to the propargyl alcohol molecule:

H C≡C─CH2─O─CH3

│

O

Plausible structure with aldehyde and ketone functional groups:

Another possible structure for this compound that contains an aldehyde and ketone functional groups is propanal acetone.

H

│

O═C─CH2─CH3

│

O

│

CH3

This compound has the empirical formula C2H3O and a molecular mass of 86 amu.

What is an empirical formula?

To know more about empirical formula, click the link given below:

https://brainly.com/question/14044066ó

#SPJ1

Answer:

It depends what formula you are talking about.

Explanation:

please further explain so I can be sure.

The correct answer is:a) sulfur
Sulfur does not have a Dietary Reference Intake (DRI). The other minerals listed, calcium, phosphorus, and magnesium, all have established DRIs.

Sulfur is not considered a mineral because it is not essential to human nutrition. However, it is a component of certain amino acids, which are the building blocks of protein. While there is no established DRI for sulfur, it is generally considered to be non-toxic when consumed in normal amounts.sulfur does not have a Dietary Reference Intake (DRI) because it is not considered an essential nutrient. However, sulfur-containing amino acids such as methionine and cysteine, which are found in protein-rich foods, are considered essential amino acids because the body cannot produce them on its own and must obtain them from the diet. Sulfur also plays important roles in the body, such as in the formation of connective tissues, and can be obtained through the consumption of sulfur-containing foods like meats, fish, eggs, and some vegetables.

learn more about sulfur here

https://brainly.com/question/31142164

#SPJ11

Sulfur is the major mineral that does not have a DRI (Dietary Reference Intake).

The term "DRI" stands for "Dietary Reference Intake," which is a set of guidelines established by the Food and Nutrition Board of the National Academy of Medicine in the United States to provide recommendations for the intake of certain nutrients for different age and gender groups.

Out of the major minerals listed, sulfur does not have a specific DRI. Sulfur is an essential mineral that is required in small amounts by the body for various physiological processes, such as protein synthesis and enzyme function. However, sulfur is considered a non-essential nutrient, meaning that the body can synthesize sulfur-containing compounds on its own and does not require a specific intake of sulfur from dietary sources. Therefore, sulfur does not have a DRI like other major minerals such as calcium, phosphorus, and magnesium, which have established DRIs for different age and gender groups.

To know more about Dietary Reference Intake:

https://brainly.com/question/30267555

#SPJ11

B

explanation

Air molecules collide into the balloon when heated the air molecules inside start moving faster. These molecules now collide into the balloon with more energy resulting in increased pressure. The increased pressure causes the balloon to expand