O-LevelPhysicsThermal Physics5054/12 · May/June 2017 · Q231 Mark
A tray for making ice cubes holds 30 g of water. The specific latent heat of fusion of ice is 3.3 x 10⁵ J/kg. How much thermal energy is removed from the water at 0°C to change it into ice at 0°C?
A9.9 × 10³ J
B1.1 x 10⁴ J
C9.9 × 10⁶ J
D1.1 x 10⁷ J
✓ Correct answer
A: 9.9 × 10³ J
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