(a) Interpretation: The concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700 nm. Concept introduction: The Beer-Lambert Law is: A = ε l c A − absorbance ε - molar absorptivity l − length of the solution light passes through (cm) c − concentration of solution (mol/L)

Question

In the Thermo Fisher application note about wine analysis (Lesson 3), the following chromatogram was collected of nine components of wine. If peak 3 has a retention time of 3.15 minutes and a peak width of 0.070 minutes, and peak 4 has a retention time of 3.24 minutes and a peak width of 0.075 minutes, what is the resolution factor between the two peaks? [Hint: it will help to review Lesson 2 for this question.] MAU 300 200 T 34 5 100- 1 2 CO 6 7 8 9 0 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 Minutes 3.22 0.62 1.04 O 1.24

Answer 1

Question

Chapter 14, Problem 14.9QAP

Interpretation Introduction

(a)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Interpretation Introduction

(b)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.662 at 475 nm and 0.815 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

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In the Thermo Fisher application note about wine analysis (Lesson 3), the following chromatogram was collected of nine components of wine. If peak 3 has a retention time of 3.15 minutes and a peak width of 0.070 minutes, and peak 4 has a retention time of 3.24 minutes and a peak width of 0.075 minutes, what is the resolution factor between the two peaks? [Hint: it will help to review Lesson 2 for this question.] MAU 300 200 T 34 5 100- 1 2 CO 6 7 8 9 0 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 Minutes 3.22 0.62 1.04 O 1.24

The diagram shows two metals, A and B, which melt at 1000°C and 1400°C. State the weight percentage of the primary constituent (grains of C) that would be obtained by solidifying a 20% alloy of B. 1000°C a+L L+C 900°С 12 α a+C 45 1200 C L+y 140096 C+Y a+ß 800°C 700°C C+B 96 92 a+B 0 10 20 30 40 50 60 70 80 90 100 A % peso B B

8. Choose the compound that will produce the spectrum below and assign the signals to the corresponding protons. 2 4 3 ō (ppm) OH 4 6 6 СОН 2 1 0

Answer 2

Question

Chapter 14, Problem 14.9QAP

Interpretation Introduction

(a)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Interpretation Introduction

(b)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.662 at 475 nm and 0.815 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

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Answer 3

Question

Chapter 14, Problem 14.9QAP

Interpretation Introduction

(a)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Interpretation Introduction

(b)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.662 at 475 nm and 0.815 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

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Answer 4

Question

Chapter 14, Problem 14.9QAP

Interpretation Introduction

(a)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Interpretation Introduction

(b)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.662 at 475 nm and 0.815 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Expert Solution & Answer

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Answer 5

Chapter 14, Problem 14.9QAP

Interpretation Introduction

(a)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Interpretation Introduction

(b)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.662 at 475 nm and 0.815 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Answer 6

Chapter 14, Problem 14.9QAP

Interpretation Introduction

(a)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Answer 7

Chapter 14, Problem 14.9QAP

Interpretation Introduction

(a)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Answer 8

Interpretation Introduction

(b)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.662 at 475 nm and 0.815 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Answer 9

Interpretation Introduction

(b)

Interpretation:

The concentrations of A and B in solution should be determined that yielded absorbance 0.662 at 475 nm and 0.815 at 700 nm.

Concept introduction:

The Beer-Lambert Law is:

A=εlc

A − absorbance

ε - molar absorptivity

l − length of the solution light passes through (cm)

c − concentration of solution (mol/L)

Answer 10

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Solution Summary: The author explains that the concentrations of A and B in solution should be determined that yielded absorbance 0.439 at 475 nm and 1.025 at 700

Concept explainers

Chapter 14 Solutions