SOLUTION: Chandra has 3 liters of a 72% solution sodium hydroxide in a container. What is the amount and concentration of sodium hydroxide solution she must ass to this in order to end up wi

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Question 858517: Chandra has 3 liters of a 72% solution sodium hydroxide in a container. What is the amount and concentration of sodium hydroxide solution she must ass to this in order to end up with 8 liters of 32% solution?
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
= liters of sodium hydroxide
in 72% solution
liters of sodium hydroxide
in final solution
liters of sodium hydroxide
to be added
-------------------
Let = liters of solution to be added





and

----------------
5 liters of solution need to be added and
the concentration is 8%
----------------
check:





OK

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