SOLUTION: if a auto technician has 20 ounces of battery acid that is 55% acid how many ounces of water must the technician add to make a solution that is 25% acid?

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Question 1000184: if a auto technician has 20 ounces of battery acid that is 55% acid how many ounces of water must the technician add to make a solution that is 25% acid?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Arithmetic is one thing, but physical chemistry is another.

The algebra you are looking for is
20%2A55%2F%2820%2Bx%29=25

Just be aware the thermodynamics of the description could be very risky.