Question

Define the following terms.

(i) Molality (m) (ii) Abnormal molar mass​

Answer 1

Explanation:

Molality(m) is defined as the number of moles of solute present per kg of the solvent: m=Wn where, n=Number of moles of solute, W=Weight of solvent. (ii) Abnormal molecular mass is defined as the ratio of observed molecular mass to the theoretical molecular mass