SOLUTION: if a chemist uses 77 milliliters of water, how many milliliters of reagent will she need to make 30% solution?
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Question 786193: if a chemist uses 77 milliliters of water, how many milliliters of reagent will she need to make 30% solution?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = ml of reagent
33 ml of reagent are needed
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