(a) Interpretation: The pMg of the solution should be determined. Concept introduction: pX = − log a x = − n ( E c e l l − K ) 0.0592 K = E J − E r e f + L n − number of electrons K − constant L − constant E J − junction potential E ref − reference electrode potential

Question

Given a 1,3-dicarbonyl compound, state the (condensed) formula of the compound obtaineda) if I add hydroxylamine (NH2OH) to give an isooxazole.b) if I add thiosemicarbazide (NH2-CO-NH-NH2) to give an isothiazole.

Answer 1

Question

Chapter 23, Problem 23.25QAP

Interpretation Introduction

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(b)

Interpretation:

The range of Mg²+ activities within which the true value might be expected should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%

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Given a 1,3-dicarbonyl compound, state the (condensed) formula of the compound obtaineda) if I add hydroxylamine (NH2OH) to give an isooxazole.b) if I add thiosemicarbazide (NH2-CO-NH-NH2) to give an isothiazole.

Complete the following acid-base reactions and predict the direction of equilibrium for each. Justify your prediction by citing pK values for the acid and conjugate acid in each equilibrium. (a) (b) NHs (c) O₂N NH NH OH H₁PO₁

23.34 Show how to convert each starting material into isobutylamine in good yield. ཅ ནད ཀྱི (b) Br OEt (c) (d) (e) (f) H

Answer 2

Question

Chapter 23, Problem 23.25QAP

Interpretation Introduction

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(b)

Interpretation:

The range of Mg²+ activities within which the true value might be expected should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%

Expert Solution & Answer

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Answer 3

Question

Chapter 23, Problem 23.25QAP

Interpretation Introduction

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(b)

Interpretation:

The range of Mg²+ activities within which the true value might be expected should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%

Expert Solution & Answer

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Answer 4

Question

Chapter 23, Problem 23.25QAP

Interpretation Introduction

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(b)

Interpretation:

The range of Mg²+ activities within which the true value might be expected should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%

Expert Solution & Answer

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Answer 5

Chapter 23, Problem 23.25QAP

Interpretation Introduction

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(b)

Interpretation:

The range of Mg²+ activities within which the true value might be expected should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Interpretation Introduction

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%

Answer 6

Chapter 23, Problem 23.25QAP

Interpretation Introduction

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Answer 7

Chapter 23, Problem 23.25QAP

Interpretation Introduction

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Answer 8

Interpretation Introduction

(b)

Interpretation:

The range of Mg²+ activities within which the true value might be expected should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Answer 9

Interpretation Introduction

(b)

Interpretation:

The range of Mg²+ activities within which the true value might be expected should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

Answer 10

Interpretation Introduction

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%

Answer 11

Interpretation Introduction

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%

Answer 12

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Answer 13

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Answer 23

Ch. 23 - Prob. 23.1QAP Ch. 23 - Prob. 23.2QAP Ch. 23 - Prob. 23.3QAP Ch. 23 - Prob. 23.4QAP Ch. 23 - Prob. 23.5QAP Ch. 23 - Prob. 23.6QAP Ch. 23 - Prob. 23.7QAP Ch. 23 - Prob. 23.8QAP Ch. 23 - Prob. 23.9QAP Ch. 23 - List the advantages and disadvantages of a...

(a) Interpretation: The pMg of the solution should be determined. Concept introduction: pX = − log a x = − n ( E c e l l − K ) 0.0592 K = E J − E r e f + L n − number of electrons K − constant L − constant E J − junction potential E ref − reference electrode potential

Concept explainers

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%

Chapter 23 Solutions

(a) Interpretation: The pMg of the solution should be determined. Concept introduction: pX = − log a x = − n ( E c e l l − K ) 0.0592 K = E J − E r e f + L n − number of electrons K − constant L − constant E J − junction potential E ref − reference electrode potential

Concept explainers

(a) Interpretation: The pMg of the solution should be determined. Concept introduction: pX = −logax=−n(Ecell−K)0.0592 K=EJ−Eref+L n − number of electrons K − constant L − constant EJ − junction potential Eref − reference electrode potential

(c) Interpretation: The relative error in [Mg2+] associated with the uncertainty in Ej should be determined. Concept introduction: Relative error = (Measured - Actual)Actual×100%

Chapter 23 Solutions

(a)

Interpretation:

The pMg of the solution should be determined.

Concept introduction:

pX = −logax=−n(Ecell−K)0.0592

K=EJ−Eref+L

n − number of electrons

K − constant

L − constant

E_J − junction potential

E_ref − reference electrode potential

(c)

Interpretation:

The relative error in [Mg²⁺] associated with the uncertainty in E_j should be determined.

Concept introduction:

Relative error = (Measured - Actual)Actual×100%