Which of the Following Statements Are True Regarding the Effect

question 2

Multiple Choice

Which of the following statements are true regarding the effect of flame temperature on atomic absorbance and atomic emission spectroscopy?
I Varying the flame temperature by 10 K hardly affects the ground-state population of the analyte and would not noticeably affect the analyte signal in atomic absorption.
II Varying the flame temperature by 10 K hardly affects the excited-state population of the analyte and would not noticeably affect the analyte signal in atomic emission.
III Varying the flame temperature by 10 K affects the ground-state population of the analyte and will noticeably affect the analyte signal in atomic absorption.
IV Varying the flame temperature by 10 K affects the excited-state population of the analyte and will noticeably affect the analyte signal in atomic emission.

• A)I and II
• B)I and IV
• C)II and III
• D)III and IV
• E)II and IV

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Definitions:

Price Elasticity

The examination of demand sensitivity to price modifications of a particular good.

Perfectly Elastic

A state of demand or supply in which the quantity demanded or supplied changes infinitely in response to any change in price.

Constant Price

An economic term that refers to prices that have been adjusted for inflation, allowing for comparison of purchasing power over time.

Uniform Price

A pricing strategy where goods or services are sold at the same price to all customers, regardless of the quantity purchased.