SOLUTION: How many liters of water should be evaporated from 160 liters of a 12% saline solution so that the solution that remains is a 20% saline solution?

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Question 901546: How many liters of water should be evaporated from 160 liters of a 12% saline solution so that the solution that remains is a 20% saline solution?


Found 2 solutions by josgarithmetic, richwmiller:
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Not until you know the densities of the salt (saline) solutions.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
0.12*160=0.2*x
19.2=0.2x
x=96 liters= new total amount
Remove 64 liters
0.2*96=19.2
0.12*160=19.2