# SOLUTION: how many liters of water must be evaporated from 200 liters of a 4% salt solution so that the remaining solution will be 6.4% salt?

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 Question 468331: how many liters of water must be evaporated from 200 liters of a 4% salt solution so that the remaining solution will be 6.4% salt?Answer by Alan3354(30993)   (Show Source): You can put this solution on YOUR website!how many liters of water must be evaporated from 200 liters of a 4% salt solution so that the remaining solution will be 6.4% salt? ---------------- 4% of 200 liters = 8 liters of salt. For 8 liters to be 6.4%, the total solution is 8/0.064 = 125 liters 200 - 125 = 75 liters of water to evaporate.