A Solution Contains 39% Phosphoric Acid by Mass

question 128

Multiple Choice

A solution contains 39% phosphoric acid by mass.This means that ________.

• A)100 g of this solution contains 39 g of phosphoric acid
• B)1 mL of this solution contains 39 g of phosphoric acid
• C)1 L of this solution has a mass of 39 g
• D)1 L of this solution contains 39 mL of phosphoric acid
• E)the density of this solution is 3.9 g/mL

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