Below Is a Diagram Representing a Solvent A(l) in a 1-L

question 38

Multiple Choice

Below is a diagram representing a solvent A(l) in a 1-L beaker, and a solute X dissolved in the solvent. Solvent A has a density of 0.8 g/mL, and a molar mass of 40 g/mol. Solute X has a molar mass of 30 g/mol. Each circle of X represents 1 mol of X. Assume that the solute addition does not significantly change the volume of liquid in the beaker. What is the molality of the solute X in this solution?

• A) 2 m
• B) 4 m
• C) 5 m
• D) 0.004 m
• E) 0.005 m

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