A solution contains 38% phosphoric acid by mass. This means that ________. A. the density of this solution is 3.8 g/mL B. 1 L of this solution contains 38 mL of phosphoric acid C. 1 mL of this solution contains 38 g of phosphoric acid D. 1 L of this solution has a mass of 38 g E. 100 g of this solution contains 38 g of phosphoric acid

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