Physics homework help. I need help converting and solving these word problems Attachment 1Attachment 2Attachment 312. Determine the total number of kilocalories ( kcal) and kilojoules ( KJ ) of energyreleased when an alpine lake with 2.5 x 10′ kg of water freezes at OC duringthe winter months . ( AHfus = 334 1 / 8 ). (7 points )