SOLUTION: a chemist mixes a 20% acid solution with a 60%acid solution to make 40 gallons of a 50%acid solution and how much of the 20% soloion and how much of the 60% solution was used
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Question 368228: a chemist mixes a 20% acid solution with a 60%acid solution to make 40 gallons of a 50%acid solution and how much of the 20% soloion and how much of the 60% solution was used Answer by mananth(16946) (Show Source):
You can put this solution on YOUR website! a chemist mixes a 20% acid solution with a 60%acid solution to make 40 gallons of a 50%acid solution and how much of the 20% soloion and how much of the 60% solution was used
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20% acid solution : x gallons
60%acid solution : 40-x
50%acid solution 40 gallons
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0.2x+0.6(40-x)= 0.5*40
0.2x+24x-0.6x=20
-0.4x= -4
/-0.4
x= 10 gallons---- 20%
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30 gallons 60% solution
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m.ananth@hotmail.ca
