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If the energy required to dissociate 4 g...

If the energy required to dissociate 4 g of gaseous hydrogen into free gaseous atoms is 208 kcal to `25^(@)C` , the bond energy of H-H bond is ________.

A

104 kcal

B

52 kcal

C

520 kcal

D

5.2 kcal

Text Solution

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The correct Answer is:
A
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