SOLUTION: How much pure acid should be mixed with 2 gallons of a 40% acid solution in order to get a 70% acid solution?
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Question 41832This question is from textbook
: How much pure acid should be mixed with 2 gallons of a 40% acid solution in order to get a 70% acid solution?
This question is from textbook
Answer by Paul(988) (Show Source): You can put this solution on YOUR website!
2(0.4)+x=0.7(2+x)
0.8+x=1.4+.7x
-0.6=-0.3x
x=2
Hence, about 2 more gallons is needed to be added.
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