SOLUTION: In chemistry class, 10 liters of a 15% alcohol solution must be mixed with a 75% alcohol solution to get a 50% alcohol solution. How many liters of the 75% alcohol solution should
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Question 445811: In chemistry class, 10 liters of a 15% alcohol solution must be mixed with a 75% alcohol solution to get a 50% alcohol solution. How many liters of the 75% alcohol solution should be added ?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
.15(10)+.75X=.50(10+X)
1.5+.75X=5+.5X
.25X=3.5
X=3.5/.25=14
You need to add 14 liters of the 75% solution..
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