The term "proof" is defined as twice the percent by volume of pure ethanol in solution.Thus,a solution that is 95% (by volume) ethanol is 190 proof.What is the molarity of ethanol in a 92 proof ethanol/water solution? density of ethanol
= 0.80 g/cm3
Density of water
= 1.0 g/cm3
Mol.wt.of ethanol
= 46 g/mol
A) 0.46 M
B) 0.80 M
C) 0.92 M
D) 8.0 M
E) 17 M
Correct Answer:
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