A mass of wax of 1kg was heated uniformly by a 100W heating element until it melted. The graph below shows how the temperature of...

A mass of wax of 1kg was heated uniformly by a 100W heating element until it melted. The graph below shows how the temperature of the wax varies with time.

(i) Explain what is happening in the region.
AB
BC
(ii) Calculate the specific heat capacity of the wax.
(iii) Calculate the specific latent heat of fusion of wax.

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(i) AB – Change of temperature as time goes
BC – Change of state without change of temperature

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Kavungya answered the question on May 31, 2019 at 06:09

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