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OpenStudy (anonymous):
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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OpenStudy (abmon98):
87% of 98g which is the molar mass of H2SO4=85.26, 200*35.5/100=71 so 85-71=14 grams are needed
OpenStudy (wolfe8):
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