What would be the molality of 20 (mass/mass) aqueous solution of Kl? (molar mass of Kl=166 g |
|||

(a) |
1.48 |
(b) |
1.51 |

(c) |
1.08 |
(d) |
1.35 |

What would be the molality of 20 (mass/mass) aqueous solution of Kl? (molar mass of Kl=166 g |
|||

(a) |
1.48 |
(b) |
1.51 |

(c) |
1.08 |
(d) |
1.35 |

1 Answer

127 votes

20% W/W KI solution

i.e. 100 g solution contains 20 g KI

∴ Mass of solvent =100−20=80 g

∴ Molality=

=1.51 molar

127 votes

127