Bond energy of covalent `O-H` bond in water is

Is whe bond energy of the two OH bonds in water molecule equal why? How is the O-H bond energy of water reported?

The H-O-H bond angle in water is

The H-O-H bond angle in water is

The H-O-H bond in water molecule is

The bond dissociation energies of two O-H bond in water are: H_2O(g)rarr H(g)+OH(g), Delta H=497.8 KJ mol^(-1) OH(g)rarr H(g)+O(g), Delta H=428.5 KJ mol^(-1) bond energy of O-H bond is

The bond energy of an O-H bond is109 kcal mol^(-1) . When a mole of water is formed