Answers
n
1.) Use E=mc
2
E=1.0kg(3.0x10
8
m/s)
2
E=9x10
16
J
n
2.) Use E
photon
=hf
E
photon
=6.63x10
-34
J.s(3.5x10
15
Hz)
E
photon
=2.3x10
-18
J
