JEE Main & Advanced
Chemistry
Thermodynamics / रासायनिक उष्मागतिकी
Question Bank
First law of thermodynamics and Hess law
question_answer
For the reaction, \[{{C}_{3}}{{H}_{8}}(g)+5{{O}_{2}}(g)\to \,\,3C{{O}_{2}}(g)+4{{H}_{2}}O(l)\] at constant temperature, \[\Delta H-\Delta E\] is [CBSE PMT 2003]