Calculate the Percent by Mass of Potassium Nitrate in a Solution

question 103

Multiple Choice

Calculate the percent by mass of potassium nitrate in a solution made from 45.0 g KNO₃ and 295 mL of water. The density of water is 0.997 g/mL.

• A) 1.51 %
• B) 7.57 %
• C) 13.3 %
• D) 15.2 %
• E) None of these

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