Homework Help: chemistry

Posted by jessica on Monday, February 13, 2012 at 12:24am.

how many grams are contained in 500.g of a 25% solution of H2SO4?

chemistry - DrBob222, Monday, February 13, 2012 at 12:52am
25% by mass?
That means 25 g H2SO4/100 g solution.
So in 500 g soln there must be
25 g x (500/100) = ? g H2SO4

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