MCQ
The density of water at $4^\circ C$ is:
- ✓$1.0 \times 10^3 \mathrm{~kg} \mathrm{~m}^{-3}$
- B$4 \times 10^2 \mathrm{~kg} \mathrm{~m}^{-3}$
- C$6 \times 10^3 \mathrm{~kg} \mathrm{~m}^{-3}$Z
- D$3.2 \times 10^3 \mathrm{~kg} \mathrm{~m}^{-3}$
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