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Question: Answered & Verified by Expert
1g of graphite is burnt in a bomb calorimeter in excess of oxygen at 298 K and 1 atmospheric pressure according to the equation: C (graphite) + O2(g) → CO2(g) During the reaction, temperature rises from 298 K to 299 K. If the heat capacity of the Bomb Calorimeter is 20.7kJ/K, what is the enthalpy change for the above reaction at 298 K and 1 atm?
ChemistryThermodynamics (C)NEET
Options:
  • A –1.86 ×102kJ mol–1
  • B –4.52 ×102kJ mol–1
  • C –2.48 ×102kJ mol–1
  • D –3.68 ×102kJ mol–1
Solution:
1879 Upvotes Verified Answer
The correct answer is: –2.48 ×102kJ mol–1
Correct Option is : (C)
–2.48 ×102kJ mol–1

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