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posted by Sam on Monday, December 5, 2011 at 12:57am.
How many grams of chlorine are needed to make 5.00 X 10^6 g of a solution that is 1.50 ppm chlorine by mass?
The definition of ppm is 1g/10^6 g soln. (1.5g/10^6 g soln) x 5.00E6 g soln = ? g .
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