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31 August, 00:58

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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  1. 31 August, 01:19
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    (150 grams) (45/100) = (x) (85.5/100)

    67.5=.855 (x)

    x=78.947368 grams of stock solution
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