SOLUTION: in chemistry class, 3 liters of a 4% silver iodide solution must be mixed with 10% solution to get a 6% solution . How many liters of the 10% solution are needed?
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Question 1038434: in chemistry class, 3 liters of a 4% silver iodide solution must be mixed with 10% solution to get a 6% solution . How many liters of the 10% solution are needed?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
You have 3 liters of 4% solution, n amount of 10% solution, and need a 6% solution. Therefore:
3(.04)+n(.1)=(3+n)(.06)
.12+.1n=.18+.06n
.04n=.06
n=.06/.04=1.5 liters of 10% solution needed!!!!!!!!!!!!!
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