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The Concentration of Urea in a Solution Prepared by Dissolving

Question 137

Multiple Choice

The concentration of urea in a solution prepared by dissolving 16 g of urea in 25 g of H2O is ________% by mass. The molar mass of urea is 60.0 g/mol.


A) 39
B) 64
C) 0.39
D) 0.64
E) 0.48

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