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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 grams of a 35.5 percent by mass solution? Show all of the work needed to solve this problem
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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 grams of a 35.5 percent by mass solution? Show all of the work needed to solve this problem

User Kevin Herron
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Answer: Use c1(v1) = c2(v2) to solve that problem. 87%(200) = (35.5%)v2 v2 ≈ 490.5. I hope this helps! Source(s)
User Jcalz
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