SOLUTION: Hakan has 50 milliliters of a 10% acid solution. How many milliliters of 45% acid solution should he add to create a 35% acid solution?

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Question 449727: Hakan has 50 milliliters of a 10% acid solution. How many milliliters of 45% acid solution should he add to create a 35% acid solution?
Answer by jorel1380(3719)   (Show Source): You can put this solution on YOUR website!
50 ml x .1=5 ml
.45(n)+5=.35(n+50)
.45n+5=.35n+17.5
.1n=12.5
n=125
You need 125 ml of 45% solution to add to 50 ml of 10% solution to make 175 ml of 35% solution..

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