The Concentration of Urea in a Solution Prepared by Dissolving

question 136

Multiple Choice

The concentration of urea in a solution prepared by dissolving 16 g of urea in 20 g of H₂O is __________% by mass. The molar mass of urea is 60.0 g/mol.

• A)44
• B)80
• C)0.44
• D)0.80
• E)0.48

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