Water has high density and minimum volume at__________?
Correct answer: B. 4°C
- A. 0°C
- B. 4°C
- C. 100°C
- D. None of these
Explanation
Water reaches its maximum density and therefore minimum volume at 4°C under ordinary atmospheric pressure. Below 4°C it expands as it approaches freezing, an unusual property that helps ice float.
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