What Is the Weight Percent of a Caffeine Solution Made

question 47

Multiple Choice

What is the weight percent of a caffeine solution made by dissolving 8.35 g of caffeine,C₈H₁₀N₄O₂,in 75 g of benzene,C₆H₆?

• A)0.010%
• B)0.011%
• C)10%
• D)11%

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Definitions:

Physical Assessment Technique

Methods and procedures used by healthcare professionals to evaluate the body for signs of disease or abnormalities.

Palpation

The technique of examining parts of the body by touch, especially for the purpose of diagnosing disease or illness.

Inspection

The act of examining something visually to assess its condition or to detect the presence of abnormalities.

Stethoscope Use

The practice of utilizing a stethoscope to listen to the internal sounds of the body, such as the heart and lungs.