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What Is the Mass Percent of Alcohol in a Solution

Question 136

Multiple Choice

What is the mass percent of alcohol in a solution containing 62 mL of ethyl alcohol mixed into 200 mL of water?  (Note: Density of ethyl alcohol = 0.8 g/mL; density of water = 1 g/mL.)


A) 16%
B) 20%
C) 25%
D) 31%

Correct Answer:

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