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A saline solution with a mass of 400 g has 30g of NaCl dissolved in it what is the mass/mass percent concentration of the solution?
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A saline solution with a mass of 400 g has 30g of NaCl dissolved in it what is the mass/mass percent concentration of the solution?

User Darksinge
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the Mass/Mass percent concentration is 7.5%. Take 30/400 and then multiply by 100

User Merv
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