Properties Of Solids And Liquids Question 84
Question: Calculate the amount of heat (in calories) required to convert 5 gm of ice at 0°C to steam at 100° [DPMT 2005]
Options:
A) 3100
B) 3200
C) 3600
D) 4200
Show Answer
Answer:
Correct Answer: C
Solution:
Ice (0°C) converts into steam (100°C) in following three steps.
Total heat required $ Q=Q _{1}+Q _{2}+Q _{3} $
$ =5\times 80+5\times 1\times (100-0)+5\times 540=3600cal $
