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A student vaporises some ethanol during an experiment.

Calculate the thermal energy needed to change 45.0 g of liquid ethanol to vapor at its boiling point. The specific latent heat of vaporisation of ethanol, LLL, is 8.46 × 105 J/kg.

Use the equation:

E=m×L E = m \times L E=m×L
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Heating, specific heat and latent heat Questions

Practise Edexcel GCSE Physics Heating, specific heat and latent heat with exam-style questions for Foundation and Higher tier. 81 questions, matched to the Edexcel GCSE Physics (1PH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

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Heating, specific heat and latent heat Questions

  1. GCSE
  2. /Physics
  3. /Heating, specific heat and latent heat