SOLUTION: How much 40% acid solution should be mixed with 2 gallons of 60% acid solution in order to het a 50% acid solution?
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Question 754316: How much 40% acid solution should be mixed with 2 gallons of 60% acid solution in order to het a 50% acid solution?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = gallons of 40% solution needed
= gallons of acid in 40% solution
gallons of acid in 60% solution
-----------------
2 gallons of 40% solution are needed
check:
OK
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