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Question #0dcf7

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nithin s. · Stefan V.

Mar 23, 2017

#8# grams.

Explanation:

A #2.0% "m/v"# (mass/volume) solution is #2# grams of solute in #"100 mL"# of final solution.

So for #"400 mL"# of solution, you require

#400 cancel("mL") * "2 g"/(100cancel("mL")) = "8 g"#

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