Question

The mole fraction of the solute in one molal aqueous solution is

(a) 0.009

(b) 0.018

(c) 0.027

(d) 0.036

Answer 1

Correct option (b) 0.018

Explanation :

1 mole of solute present in 1 kg of H₂O

1 mole of solute present in 1000/18 g mole of H₂O