How much mass energy could be obtained from the complete conversion of a 235 g hamburger? a)7.05 x 107 J b)7.05 x 1010 J c)7.57 x 1011 J d)2.12 x 1016 J

Question

asked Sep 9, 2018 188k views

1 Answer

Lmtx · Answer 1 · 2018-09-16T08:23:43+0000

E = mc²
E = 0.235 kg · (3×10⁸ m/s)² = 0.235 · 9×10¹⁶ kg·m/s²
E = 2.115×10¹⁶ J
The answer is d) 2.12×10¹⁶ J