Consider this question: What mass of a concentrated solution of nitric acid (68.0% HNO3 by mass) is needed to prepare 400.0 g of a 10.0% solution of

Consider this question: What mass of a concentrated solution of nitric acid (68.0% HNO3 by mass) is needed to

prepare 400.0 g of a 10.0% solution of HNO3 by mass?

(a) Outline the steps necessary to answer the question.

(b) Answer the question.

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