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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

The energy released on combustion of 7 g of ethane is kJ. (Combustion enthalpy of ethane, kJ mol)

Answer: ≈ 329.2 kJ

Solution

Molar mass of ethane (CH) g/mol, so moles $= 7/30 =

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Question ID VK-142893