You Have 120

question 76

Multiple Choice

You have 120.0 mL of a 0.275 M solution of NaCl sitting in a beaker. After several days you test the solution and find that it has a concentration of 0.356 M. How much water must have evaporated? (Assume volumes are additive.)

• A) 92.7 mL
• B) 27.3 mL
• C) 120 mL
• D) 213 mL
• E) 119 mL

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