SOLUTION: How much water must I add to one cup of a 35% solution of H2O2 to generate a 2% solution of H2O2?

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Question 889060: How much water must I add to one cup of a 35% solution of H2O2 to generate a 2% solution of H2O2?
Answer by richwmiller(17219)   (Show Source): You can put this solution on YOUR website!
.65*8+x=.98(8+x)
x = 132 oz. or one gallon
or
.35*8=.02(8+x)
x = 132 oz. or one gallon

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