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2.2 Thermal properties and temperature

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Question 28

A block of silver of mass 600 g is at its melting point. The specific latent heat of fusion of silver = 105 kJ/kg. How much energy is required to completely melt the block?

A

175 J175\text{ J}175 J

B

63 000 J63\,000\text{ J}63000 J

C

175 000 J175\,000\text{ J}175000 J

D

63 000 000 J63\,000\,000\text{ J}63000000 J

Markscheme

2.2 Thermal properties and temperature Questions

  1. IGCSE
  2. /Physics
  3. /2.2 Thermal properties and temperature

528 exam-style questions on CIE IGCSE Physics 2.2 Thermal properties and temperature, covering 2.2.1 Thermal expansion of solids, liquids and gases, 2.2.2a Internal energy and temperature, 2.2.2b Specific heat capacity, 2.2.3a Melting, boiling, condensation and solidification, 2.2.3b Evaporation, and 2.2.3c Cooling by evaporation. Each one has a worked solution and a mark scheme showing where the marks go.

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