Question

The H₂O(g) molecule dissociates as
(i) $H_2O(g) \rightarrow H(g) + OH(g) ; \Delta H = 490 kJ$
(ii) $OH(g) \rightarrow H(g) + O(g) ; \Delta H = 424kJ$
The average bond energy (in kJ) for water is
(a) 490
(b) 424
(c) 914
(d) 914/2

Answer 1

(c) part is the correct option