If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

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Answer 1

Question

Chapter 21, Problem 68E

(a)

Interpretation Introduction

To determine: If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

(b)

Interpretation Introduction

To determine: If the salted out proteins have a stronger or weaker protein-protein interaction as compared to its aqueous solution before the addition of an electrolyte.

(c)

Interpretation Introduction

To determine: The observations required to distinguish between the given two hypotheses.

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Instructions: Complete the questions in the space provided. Show all your work 1. You are trying to determine the rate law expression for a reaction that you are completing at 25°C. You measure the initial reaction rate and the starting concentrations of the reactions for 4 trials. BrO³¯ (aq) + 5Br¯ (aq) + 6H* (aq) → 3Br₂ (l) + 3H2O (l) Initial rate Trial [BrO3] [H*] [Br] (mol/L) (mol/L) | (mol/L) (mol/L.s) 1 0.10 0.10 0.10 8.0 2 0.20 0.10 0.10 16 3 0.10 0.20 0.10 16 4 0.10 0.10 0.20 32 a. Based on the above data what is the rate law expression? b. Solve for the value of k (make sure to include proper units) 2. The proposed reaction mechanism is as follows: i. ii. BrО¸¯ (aq) + H+ (aq) → HBrO3 (aq) HBrO³ (aq) + H* (aq) → H₂BrO3* (aq) iii. H₂BrO³* (aq) + Br¯ (aq) → Br₂O₂ (aq) + H2O (l) [Fast] [Medium] [Slow] iv. Br₂O₂ (aq) + 4H*(aq) + 4Br‍(aq) → 3Br₂ (l) + H2O (l) [Fast] Evaluate the validity of this proposed reaction. Justify your answer.

Answer 2

Question

Chapter 21, Problem 68E

(a)

Interpretation Introduction

To determine: If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

(b)

Interpretation Introduction

To determine: If the salted out proteins have a stronger or weaker protein-protein interaction as compared to its aqueous solution before the addition of an electrolyte.

(c)

Interpretation Introduction

To determine: The observations required to distinguish between the given two hypotheses.

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Answer 3

Question

Chapter 21, Problem 68E

(a)

Interpretation Introduction

To determine: If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

(b)

Interpretation Introduction

To determine: If the salted out proteins have a stronger or weaker protein-protein interaction as compared to its aqueous solution before the addition of an electrolyte.

(c)

Interpretation Introduction

To determine: The observations required to distinguish between the given two hypotheses.

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Answer 4

Question

Chapter 21, Problem 68E

(a)

Interpretation Introduction

To determine: If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

(b)

Interpretation Introduction

To determine: If the salted out proteins have a stronger or weaker protein-protein interaction as compared to its aqueous solution before the addition of an electrolyte.

(c)

Interpretation Introduction

To determine: The observations required to distinguish between the given two hypotheses.

Expert Solution & Answer

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Answer 5

Chapter 21, Problem 68E

(a)

Interpretation Introduction

To determine: If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

(b)

Interpretation Introduction

To determine: If the salted out proteins have a stronger or weaker protein-protein interaction as compared to its aqueous solution before the addition of an electrolyte.

(c)

Interpretation Introduction

To determine: The observations required to distinguish between the given two hypotheses.

Answer 6

Chapter 21, Problem 68E

(a)

Interpretation Introduction

To determine: If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

Answer 7

Chapter 21, Problem 68E

(a)

Interpretation Introduction

To determine: If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

Answer 8

(b)

Interpretation Introduction

To determine: If the salted out proteins have a stronger or weaker protein-protein interaction as compared to its aqueous solution before the addition of an electrolyte.

Answer 9

(b)

Interpretation Introduction

To determine: If the salted out proteins have a stronger or weaker protein-protein interaction as compared to its aqueous solution before the addition of an electrolyte.

Answer 10

(c)

Interpretation Introduction

To determine: The observations required to distinguish between the given two hypotheses.

Answer 11

(c)

Interpretation Introduction

To determine: The observations required to distinguish between the given two hypotheses.

Answer 12

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Answer 13

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Answer 14

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Answer 15

Ch. 21.1 - Prob. 21.1.1PE Ch. 21.1 - Prob. 21.1.2PE Ch. 21.1 - Prob. 21.2.1PE Ch. 21.1 - Prob. 21.2.2PE Ch. 21.2 - Which aqueous solution will have the lowest...Ch. 21.2 - Prob. 21.3.2PE Ch. 21.3 - Prob. 21.4.1PE Ch. 21.3 - Prob. 21.4.2PE Ch. 21.4 - Prob. 21.5.1PE Ch. 21.4 - Practice Exercise 2 Camphor (C10 H16 O) melts at...

If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

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To determine: If the extent of precipitation of a protein in its aqueous solution, by the addition of the same concentration of the same electrolyte, is same for all proteins or not.

To determine: If the salted out proteins have a stronger or weaker protein-protein interaction as compared to its aqueous solution before the addition of an electrolyte.

To determine: The observations required to distinguish between the given two hypotheses.

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