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MHT CET Chemistry question

ChemistryThermodynamicsMHT CET

Energy required to dissociate 4 g of gaseous hydrogen into free gaseous atoms is 208 kcal at C. The bond energy of H H will be

Answer: (A)

Solution

4 g of is 2 mol and needs 208 kcal, so one mole of HH bonds needs kcal

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Question ID VK-064760