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OpenStudy (anonymous):
How many grams of a stock solution that is 85.5 percent H2SO4 by mass would be needed to make 150 grams of a 45.0 percent by mass solution? Show all of the work needed to solve this problem
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OpenStudy (chmvijay):
45.0 = mass H2SO4 x 100/ 150 mass H2SO4 = 67.5 g 85.5 = 67.5 x 100 / mass stock solution mass stock solution = 78.9 g
OpenStudy (chmvijay):
@melgan got it ??
OpenStudy (anonymous):
yes thanks
OpenStudy (chmvijay):
yw
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