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2.2.3a Melting, boiling, condensation and solidification

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Question 80

Liquid alcohol of mass 250 g at its boiling point is converted into alcohol vapour at the same temperature. The specific latent heat of vaporisation of this alcohol is 860 J/g.

How much thermal energy is absorbed by the alcohol?

A

3.44 J3.44\text{ J}3.44 J

B

215 J215\text{ J}215 J

C

215 000 J215\,000\text{ J}215000 J

D

215 000 000 J215\,000\,000\text{ J}215000000 J

Markscheme

2.2.3a Melting, boiling, condensation and solidification Questions

  1. IGCSE
  2. /Physics
  3. /2.2.3a Melting, boiling, condensation and solidification

313 exam-style questions on CIE IGCSE Physics 2.2.3a Melting, boiling, condensation and solidification. Each one has a worked solution and a mark scheme showing where the marks go.

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