SOLUTION: marcia kleinz needs a 20% muriatic acid solution to clean the rust on her pool deck. how many ounces of a 32% muriatic acid solution should marcia mix with 32 ounces of a 17% muria

Question 899333: marcia kleinz needs a 20% muriatic acid solution to clean the rust on her pool deck. how many ounces of a 32% muriatic acid solution should marcia mix with 32 ounces of a 17% muriatic acid solution to get a solution that is 20% muriatic acid?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = ounces of 32% solution needed
= ounces of acid in 32% solution
ounces of acid in 17% solution
--------------------

8 ounces of 32% solution are needed
------------
check:

OK

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