Question

A solution containing 10 g per dm³ of urea (molecular mass = 60 g mol^–1) is isotonic with a 5% solution of a non-volatile solute. The molecular mass of this non-volatile solute is:

Options

• 300 g mol^–1

• 350 g mol^–1

• 200 g mol^–1

• 250 g mol^–1

Answer 1

300 g mol^–1