SOLUTION: How many ml of 50% acid should be added to pure acid to make 20 ml of 60% acid?
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Question 848195
:
How many ml of 50% acid should be added to pure acid to make 20 ml of 60% acid?
Answer by
swincher4391(1107)
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.5x + (20-x)*1 = .60*20
.5x + 20-x = 12
-.5x = -8
x = 16