Chemistry, 09.12.2019 20:31, Darkknighta26

How many grams of a stock solution that is 87.0 percent h2so4 by mass would be needed to make 200 grams of a 35.5 percent by mass solution?

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How many grams of a stock solution that is 87.0 percent h2so4 by mass would be needed to make 200 gr...