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Chemistry, 03.12.2021 14:00 jroig42

. 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?

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. What mass of a concentrated solution of nitric acid (68.0% HNO3 by mass) is needed to prepare 40...
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