Question
Question: If 70 cals of heat is required to raise the temp. of 2 moles of an ideal gas at constant pressure fr...
If 70 cals of heat is required to raise the temp. of 2 moles of an ideal gas at constant pressure from 300C to 350C, then the amount of heat required to rise the temperature of same gas through same range at constant volume is –
A
50 cals
B
70 cals
C
60cals
D
65 cals
Answer
50 cals
Explanation
Solution
(DQ)P = nCP. DT ® (i)
(DQ)V = nCV. DT ® (ii)