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JEE Main Chemistry Class 11 Chemical Thermodynamics Part 2 Questions

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Question : 50

Total: 88

0.3g of ethane undergoes combustion at 27∘C in a bomb calorimeter. The temperature of calorimeter system (including the water) is found to rise by 0.5∘C. The heat evolved during combustion of ethane at constant pressure is _______ kJ‌mol‌‌−1.
(Nearest integer)
[Given: The heat capacity of the calorimeter system is 20‌kJ‌K−1,R=8.3JK−1mol−1.
Assume ideal gas behaviour.
Atomic mass of C and H are 12 and 1gmol−1 respectively]

[1-Feb-2023 Shift 2]

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