SOLUTION: How much pure acid should be mixed with 2 gallons of a 30% acid solution in order to get 90% acid solution? round to two decimal places.
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Question 327380: How much pure acid should be mixed with 2 gallons of a 30% acid solution in order to get 90% acid solution? round to two decimal places.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let X be the amount of 100% acid.
.
.
.
Add 12 gallons of pure acid.
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