SOLUTION: How much pure sodium must be mixed with 5o quarts of a 65% sodium solution to get a 75% sodium solution?
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Question 765293: How much pure sodium must be mixed with 5o quarts of a 65% sodium solution to get a 75% sodium solution?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = quarts of pure sodium needed
quarts of pure sodium in 65% solution
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20 quarts of pure sodium are needed
check:
OK
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