IGCSE O Level Chemistry MCQs – Practice Test 15 (Chapter 9)
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MCQ 71: Diazo reagent is used as a locating agent in the chromatography of:
MCQ 72: What is true about fractional distillation?
MCQ 73: Liquid-liquid miscible mixtures can be separated through:
MCQ 74: In fractional distillation, a large surface area for condensation is provided through a:
MCQ 75: Liquids that do not mix and can be separated in a separating funnel are called:
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