Question

The temperature- time graph given below shows the heating curve for pure wax:

Answer 1

Answer:

a) A- solid

   B- solid- liquid interphase

   C- liquid

   D- liqid- gas interphase

b) 15 °C

c) 110 °C

d) [A₁ to B₁] and [D₁ to D₂]

e) [A₁ to B₁] --->  heat of fusion

   [D₁ to D₂] ---> heat of vaporization

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