Question

Energy required to dissociate 4g of gaseous hydrogen into free gaseous atoms is 208 kcal at 25°C. The bond energy of H–H will be :
(a) 104 kcal
(b) 52 kcal
(c) 10.4 kcal
(d) 1040 kcal

Answer 1

Here... Answer is part (a).. By the following image...