PhysicsChange of stateWAEC
Heat required to melt 0.5 kg of ice at 0 °C (latent heat 3.4 × 10⁵ J/kg) is
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Answer: B. 1.7 × 10⁵ J
Q = mL = 0.5 × 3.4 × 10⁵ = 1.7 × 10⁵ J.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.