The presence of impurities or solutes in water lowers its freezing point, a phenomenon called freezing point depression. This is a colligative property, meaning it depends on the number of solute particles, not their type.
The existence of impurities________the freezing point of water.
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Question context
This question is part of 🧬 Biochemistry within the broader 🧬 Medical Science subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.