Evaluation

The end-of-chapter evaluation set, printed directly from the textbook in two parts. The first part, "Choose the Best Answer" (30 multiple-choice questions, one explicitly sourced from NEET), tests concentration calculations (molality, molarity, normality), Henry's law, Raoult's law and the ideal/non-ideal classification, and all four colligative properties including several van't Hoff-factor and degree-of-association/dissociation problems. The second part, "Write Brief Answer" (17 questions, numbered 31-47 following on from the MCQs), ranges from one-line definitions and law statements, through a full derivation (Raoult's law and the lowering-of-vapour-pressure expression), to n …