PhysicsChange of stateWAEC
How much heat is needed to melt 0.2 kg of ice at 0 °C? [specific latent heat of fusion = 3.36 × 10⁵ J/kg]
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Answer: A. 6.72 × 10⁴ J
Q = mL = 0.2 × 3.36 × 10⁵ = 6.72 × 10⁴ J.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.