# SOLUTION: how many grams of water must be added to 50 grams of a 30% acid solution in order to produce a 20% acid solution?

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 Click here to see ALL problems on Mixture Word Problems Question 586703: how many grams of water must be added to 50 grams of a 30% acid solution in order to produce a 20% acid solution? Answer by ad_alta(240)   (Show Source): You can put this solution on YOUR website!Let 'w' be the grams of water needed. Then we must have (0.30*50)/(50+w)=0.20. We get w=25 grams.