SOLUTION: How much 2% acid must be mixed with 10% acid to get 500 ml of 5% acid?
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Question 340459: How much 2% acid must be mixed with 10% acid to get 500 ml of 5% acid?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let A be the amount of 2% solution, B the amount of 10% solution.
1.
.
.
.
2.
Subtract eq. 1 from eq. 2,
ml
Then from eq. 1,
ml
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