SOLUTION: problem to solve, thanks a lot How much pure acid should be mixed with 2 gallons of a 40% acid solution in order to get a 70% acid solution? Regards. JM

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Question 351863: problem to solve, thanks a lot
How much pure acid should be mixed with 2 gallons of a 40% acid solution in order to get a 70% acid solution?

Regards.
JM

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
x(100%) + 2(40%) = (x+2)(70%)