(a) Interpretation: The absorbance that minimizes the concentration uncertainty is to be stated. Concept introduction: The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b . Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte. A = − log T = log P 0 P = ε b c Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P 0 is the incident power and P is the transmitted power after passing through the sample.

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Answer 1

Question

Chapter 13, Problem 13.27QAP

Interpretation Introduction

(a)

Interpretation:

The absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(b)

Interpretation:

The expression for transmittance and absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(c)

Interpretation:

Whether the spectrophotometer was operating under Case I, Case II or Case III conditions is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

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Students have asked these similar questions

When analyzing a selution component by UV-visible spectrophotometry. we prepare solutions with a range of concentrations by serial dilution. Why do we need to analyze a range of solutions? To allow multiple determinations of absorbance at different wavelengths and different concentrations To provide more than one determination of absorbance for a given concentration To see how absorbance varies with concentration To ensure that the linear relationship between absorbarce and concentrasion is velid for a range of concentrations.

State the difference between transmittance, absorbance, and molar absorptivity. Which one is proportional to concentration?

What is the purpose of reference beam in the double-beam spectrophotometer shown in Figure 20-1? Select all the correct answers. a)To correct for changes in source light intensity as a function of time b)to correct for changes in intensity of the light source as a function of wavelength c)to correct of scattering of light off the surface of the sample cuvette d)to correct for absorbance of the solvent e)to correct for changes in detector signal as a function of wavelength

Answer 2

Question

Chapter 13, Problem 13.27QAP

Interpretation Introduction

(a)

Interpretation:

The absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(b)

Interpretation:

The expression for transmittance and absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(c)

Interpretation:

Whether the spectrophotometer was operating under Case I, Case II or Case III conditions is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

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Answer 3

Question

Chapter 13, Problem 13.27QAP

Interpretation Introduction

(a)

Interpretation:

The absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(b)

Interpretation:

The expression for transmittance and absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(c)

Interpretation:

Whether the spectrophotometer was operating under Case I, Case II or Case III conditions is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Expert Solution & Answer

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Answer 4

Question

Chapter 13, Problem 13.27QAP

Interpretation Introduction

(a)

Interpretation:

The absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(b)

Interpretation:

The expression for transmittance and absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(c)

Interpretation:

Whether the spectrophotometer was operating under Case I, Case II or Case III conditions is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Expert Solution & Answer

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Answer 5

Chapter 13, Problem 13.27QAP

Interpretation Introduction

(a)

Interpretation:

The absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(b)

Interpretation:

The expression for transmittance and absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Interpretation Introduction

(c)

Interpretation:

Whether the spectrophotometer was operating under Case I, Case II or Case III conditions is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Answer 6

Chapter 13, Problem 13.27QAP

Interpretation Introduction

(a)

Interpretation:

The absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Answer 7

Chapter 13, Problem 13.27QAP

Interpretation Introduction

(a)

Interpretation:

The absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The expression for transmittance and absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The expression for transmittance and absorbance that minimizes the concentration uncertainty is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Answer 10

Interpretation Introduction

(c)

Interpretation:

Whether the spectrophotometer was operating under Case I, Case II or Case III conditions is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Answer 11

Interpretation Introduction

(c)

Interpretation:

Whether the spectrophotometer was operating under Case I, Case II or Case III conditions is to be stated.

Concept introduction:

The molecular absorption spectroscopy is the device that measures the transmittance and absorbance of the solution in the transparent container. The transparent container or cell having path length b.

Beer’s law shows the linear relation between the absorbance and concentration of the observing analyte.

A=−logT=logP0P=εbc

Here, A is the absorbance, T is the transmittance, ε is the molar absorptivity, c is the concentration, P0 is the incident power and P is the transmitted power after passing through the sample.

Answer 12

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Answer 13

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Answer 14

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Answer 15

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Solution Summary: The author explains that the molecular absorption spectroscopy measures the transmittance and absorbance of the solution in the transparent container.

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Chapter 13 Solutions