The rest energy of an electron (m = 9.11 10- kg) in joules is: 1.37 x...

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The rest energy of an electron (m = 9.11 10- kg) in joules is: 1.37 x 10-22 J (a) (b) 2.73 10-22 J (c) 2.79 10-14 J (d) 4.1 x 10-14 J (e) 8.20 x 10-14 J The energy of light, in joules, with a frequency of 6.5 10 14 Hz is: (a) 4.3 x 10-19 J (b) 1.0 10-48 J (c) 8.6 10-19 J (d) 2.15 x 10-19 J (e) 2.0 10-34 J A photon of energy 2.00 eV has a wavelength of: (a) 621 nm (b) 545 nm (c) 400 nm (d) 726 nm (e) 647 nm The rest energy of an electron (m = 9.11 10- kg) in joules is: 1.37 x 10-22 J (a) (b) 2.73 10-22 J (c) 2.79 10-14 J (d) 4.1 x 10-14 J (e) 8.20 x 10-14 J The energy of light, in joules, with a frequency of 6.5 10 14 Hz is: (a) 4.3 x 10-19 J (b) 1.0 10-48 J (c) 8.6 10-19 J (d) 2.15 x 10-19 J (e) 2.0 10-34 J A photon of energy 2.00 eV has a wavelength of: (a) 621 nm (b) 545 nm (c) 400 nm (d) 726 nm (e) 647 nm