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How much pure acid should be added to 18ounces of 35% acid solution to produce 50% acid solution
[From: ][author: ][Date: 11-09-05][Hit: ]
3 = 0.0.5x = 2.x = 2.7 /0.5 = 5.......
Let the amount of acid added be x ounces
x + 0.35*18 = 0.5 ( x + 18)
x + 6.3 = 0.5x + 9
0.5x = 2.7
x = 2.7 /0.5 = 5.4 ounces ANSWER
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