23. Your result from #19 showed you how much energy is released by fusing one kilogram of hydrogen into helium. If you multiply your answer to #19 by your answer to #22, you will get the energy produced from 1 kg of water. The units for this answer will be joules. Answer for #19 is 6.4x10^14J/kg and Answer for #22 is 0.1119 kg.

(A) 7.2 x 10¹³ J

(B) 7.2 x 10¹⁵J

(C) 6.4 x 10¹² J

(D) 6.4 x 10¹⁵ J