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 mole fraction of the solute X in this solution?
A)0.67
B)0.53
C)0.27
D)0.21
E)0.04

Question

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 mole fraction of the solute X in this solution?
A)0.67 
B)0.53 
C)0.27 
D)0.21 
E)0.04

Quizplus · Accepted Answer

The Answer of 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 mole fraction of the solute X in this solution?
A)0.67 
B)0.53 
C)0.27 
D)0.21 
E)0.04

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