Problem #1: What is the percent by volume of a solution formed by mixing 25mL of isopropanol with 45mL water?
Problem#2: A photographic "stop bath" contains 160mL of pure acetic acid, HC2H302m) in 650ml solution. What is the v/v concentration of acetic acid in the stop bath?
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Answer:
1) 35.71%
V1 (solute volume) = 25ml
V (solute +solvent) = 25 ml + 45 ml = 70 ml
2) 24.6
Explanation:
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