SOLUTION: A chemist needs to mix an 18% acid solution with a 45% acid solution to obtain a 12 liters mixture consisting of 36% acid. How many liters of 45% acid solution must be used?
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Question 852915: A chemist needs to mix an 18% acid solution with a 45% acid solution to obtain a 12 liters mixture consisting of 36% acid. How many liters of 45% acid solution must be used?
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
If the concentrations are as volume per volume or as mass/volume then this system works:
u = amount of 18% acid
v = amount of 45% acid
and
See this linked lesson for more about this type.
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