AIIMS 2016 Chemistry Question Paper for free online practice with solutions

The heat liberated when 1.89 g of benzoic acid is burnt in a bomb calorimeter at 25℃ and it increases the temperature of 18.94 kg of water by 0.632℃. If the specific heat of water at 25℃ is 0.998 cal/g-deg, the value of the heat of combustion of benzoic acid is