Answer to Question #246347 in General Chemistry for Yumi

Question

1.) The molar fraction of solute is 0.35

a. Calculate the mole fraction of solvent, H2O.

b. What is the mole of solute the mole of the solution is 4.11 mole?

c. Find the mass of the solvent.

2.) A solution of calcium carbonate, CaCO3, in which the mole fraction of the solute is 0.19. What mass of CaCO3, in grams, should you combine with 155.0 g of water? Molar mass of CaCO3 is 100.09 g/mol.

Answer 1

Mole fraction =0.982