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Eddi Din [679]
4 years ago
12

A good transition-state analog:

Chemistry
1 answer:
ElenaW [278]4 years ago
3 0

Answer:

A) binds covalently to the enzyme

Explanation:

The transition state is the point of a reaction where greater activation energy is needed.

To produce a good transition state (with lower activation energy). When the enzyme binds to the substrate so that thermal energy (heat is the most commonly used energy source) favors breakdown of reactions and decreases the amount of energy required.

When the molecule absorbs the amount of energy needed to reach the transition state, it can carry out the rest of the reaction.

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A student increases the temperature of a 200 cm3 balloon from 33degrees C to 47 degrease C. What will the new volume of the ball
sveta [45]
The answer is 209.15cm3

The volume is directly related to the temperature of a gas. You can solve this question using Charles' law, but remember to convert the temperature from Celcius to Kelvin.

V1/T1= V2/T2
<span>200 cm3/ (33+273K)= V2/(47+273K)
V2= 200cm3 * 320/306= 209.15cm3</span>
7 0
3 years ago
Calculate the Cal(kcal) in 1 cup of whole milk: 12 g of carbohydrate, 9 g of fat, and 9 g of protein.
laiz [17]
 Fat: 1 gram = 9 calories    Protein: 1 gram = 4 calories    Carbohydrates: 1 gram = 4 calories    Alcohol: 1 gram = 7 calories"
So, (12 g carbohydrates)*4 Cal=48 Cal; (9 g fat) *9 Cal=81 Cal; (9 g protein)*4 Cal=36 Cal
48 Cal + 81 Cal + 36 Cal = 165 Cal in one glass of milk
5 0
4 years ago
Read 2 more answers
Explain why when a strong acid is titrated with a strong base, the pH at equivalence pt. is equal 7, while in the case of a weak
goldenfox [79]

Explanation:

The pH of a strong acid when titrated with a strong base is equal to 7 because of the formation of a neutral salt which corresponds to pH = 7.

But on the other hand,

The titration of the weak acid and strong base, the reaction taking place is:

HC₂H₃O₂  +  OH⁻  ⇒ H₂O  +  C₂H₃O₂⁻

At the equivalence point, the pH is greater than 7 because of the conjugate base formed in the above reaction which gives OH⁻ in the solution as:

C₂H₃O₂⁻ + H₂O ⇒ HC₂H₃O₂  +  OH⁻

<u>The hydroxide ions produced in the above reaction results in the pH above 7 (basic).</u>

5 0
3 years ago
describe two physical features of these planet that make them different from the other planet in the solar system
USPshnik [31]
We have water and also we are the perfect distance away from the sun and the moon which is unlike any other solar system
3 0
3 years ago
Write a balanced overall reaction from these unbalanced half-reactions. ln-&gt;ln3+ cd2+-&gt;cd
DochEvi [55]
Oxidation reaction 
In ---> In³⁺ + 3e ---1)
reduction reaction
Cd²⁺ + 2e ---> Cd ---2)
when balancing the reactions, electrons have to be balanced. to balance the electrons multiple 1st reaction by 2 and 2nd reaction by 3
1) x 2
2) x 3
2In ---> 2In³⁺ + 6e
3Cd²⁺ + 6e ---> 3Cd
add the 2 equations to obtain the overall reaction

2In + 3Cd²⁺ ---> 2In³⁺ + 3Cd
5 0
4 years ago
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