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JEE Main202122 Jul 2021Morning ShiftChemistryThermodynamics (C)Actual

If the standard molar enthalpy change for combustion of graphite powder is - 2 . 48 × 10 2 kJ mol - 1 , the amount of heat generated on combustion of 1 g of graphite powder in kJ (Nearest integer):

Correct answer

0

Step-by-step solution

1   mol graphite = 12   gmC Ans. = 248 12 = 20 . 67   kJ / gm heat evolved

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