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Questions (1)
The concentration of sodium chloride in an aqueous solution that is 2.23 M and that has a density of
1.01 g/mL is __ % by mass.
4 answers
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Answers (2)
sorry, im used to adding together once you convert to grams...
2.23 x 58.443 = 130.33 mass is 1010g 130.33/1140.33= 11.4 but 12.9 is the right answer...
