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Question: Energy required to dissociate 4 gm of gaseous hydrogen into free gaseous atoms is 208 kcal at \(\Del...

Energy required to dissociate 4 gm of gaseous hydrogen into free gaseous atoms is 208 kcal at ΔU<0,6muw>0\Delta U < 0,\mspace{6mu} w > 0. The bond energy of N2+3H2N_{2} + 3H_{2} bond will be.

A

104 kcal

B

10.4 kcal

C

1040 kcal

D

104 cal

Answer

104 kcal

Explanation

Solution

ΔH\Delta Hmoles. Bond energy for 1 mole of ΔE\Delta E