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Friday, 15 May 2026
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0.5kg of water at 10oC is completely converted to ice by extracting 188000J of heat ...

0.5kg of water at 10oC is completely converted to ice by extracting 188000J of heat from it. If the specific heat capacity of water is 4200J kg-1C-1, calculate the specific latent heat of fusion of ice.
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  • A 9.0 KJ kg-1
  • B 84.0 KJ kg-1
  • C 168.0 KJ kg-1
  • D 334.0 KJ kg-1
  • E 336.0 KJ kg-1
Correct Answer: Option D
Explanation:
Q = mcΔθ = (0.5 x 4200 x 10) + 0.5L
L = 334000

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