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The heating curve of a particular substa...

The heating curve of a particular substance in solid state is a shown in the figure .choose the correct alternative

The amount of heat energy absorbed by the substacne to change completely from liquid at its boiling point to gaseous state is _______J

A

4618

B

2270

C

4538

D

4958

Text Solution

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The correct Answer is:
B
The substance in liquid state changes to gaseous state by absorbing energy of 2690 - 420 = 2270 J.
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