Physics, 27.12.2019 00:31 ShelleyPSeliger
If an atom of mass 1.5 x 10-25 kg at rest spontaneously emits a photon of wavelength 780 nm, what is the atom's final speed?
Answers: 3
Physics, 21.06.2019 18:00, hcortez8846
Which statement best explains why an object weight less on mercury than it does on earth
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Physics, 22.06.2019 11:00, vanvalenpeyt
The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space. b. we'll know it immediately because it will be brighter than the full moon in the sky. c. we won't know about it until 600 years from now. d. none of the above.
Answers: 3
If an atom of mass 1.5 x 10-25 kg at rest spontaneously emits a photon of wavelength 780 nm, what is...
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