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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

The enthalpy of combustion of methane at 25C is 890 kJ. The heat liberated when 3.2 g of methane is burnt in air is

Answer: (D)

Solution

16 g CH liberates 890 kJ on combustion, so 3.2 g liberates

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Question ID VK-130547