A nuclear bomb containing 5 kg of plutonium explodes. The sum of the rest masses of the products of the explosion is less than the original rest mass by one part in 104. a) How much energy is released in the explosion? Joules. b) If the explosion takes place in 7.2us, what is the average power developed by the bomb? Watts. c) What mass of water could the released energy lift to a height of 4.1 km? kg