How to convert 100 marks into 75 marks
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sorry but unfortunately I don't know ..
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at point A :wax is in solid state
at point B: wax has started melting and exists both in the solid as well as liquid state
at point C: wax in liquid state
at point D :wax has started boiling
(b) melting point of wax is 15°c
(c) boiling point of wax is 110°c
(d)the change of state is represented by portion A1 toB2
it is also known as latent heat of fusion in case of solid
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