Molality m is defined as:
AMass of solute per total mass
BMole fraction
CMoles solute per litre of solution
DMoles solute per kilogram of SOLVENT
Answer & Solution
Correct answer: D. Moles solute per kilogram of SOLVENT
Molality (m) = moles of solute / kg of solvent. Used for colligative property calculations because, unlike molarity, it does not depend on temperature.
Related questions
The nitric acid and water azeotrope holds nitric acid at about:Distilling an ethanol and water mixture stops at about:A large negative deviation produces an azeotrope that is:A large positive deviation produces an azeotrope that is:The components of an azeotrope cannot be separated by:Binary mixtures boiling at a constant temperature are called:Chloroform and acetone form a hydrogen bond, so the vapour pressure:A mixture of phenol and aniline shows: