Calibration of a Spectrophotometer Using a Series of Green Dye

question 5

Multiple Choice

Calibration of a spectrophotometer using a series of green dye containing solutions provides a set of data which follows the Beer-Lambert Law,with a trendline of y = 1.398 × 10³x (y-axis = absorbance,x-axis = molar concentration) .What is the molar concentration of a solution with an absorbance of 0.8427?

• A) 0.6028 M
• B) 0.8427 M
• C) 1.187 M
• D) 0.7153 M
• E) 0.1573

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Addition Rule

In probability, a rule that calculates the likelihood of any of two or more mutually exclusive events occurring.

Automobile Accident

An unexpected event involving a vehicle that usually results in damage and/or injury.

Mutually Exclusive

Events or conditions that cannot occur simultaneously or cannot both be true at the same time.

Addition Rule

A principle in probability theory that determines the probability of the occurrence of at least one of two events, taking into account their joint probability if they are not mutually exclusive.