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13 December, 21:43

My Notes How many grams of perchloric acid, HClO4, are contained in 39.1 g of 74.9 wt% aqueous perchloric acid?

How many grams of water are in the same solution?

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  1. 13 December, 22:25
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    a) 29.9 b) 9.81

    Explanation:

    Wt% = mass of solute / mass of solvent * 100

    0.749 = mass of solute / mass of solvent

    a) Mass of perchloric acid = 0.749 * 39.1 = 29.29

    b) Mass of water = 39.1 - 29.29 = 9.81
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Home » Engineering » My Notes How many grams of perchloric acid, HClO4, are contained in 39.1 g of 74.9 wt% aqueous perchloric acid? How many grams of water are in the same solution?
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