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What is the frequency of a helium-neon laser with a wavelength of 632.8 nm? the speed of light is 3.00 × 108 m/s?
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An unknown substance has a melting point of 1064 ∘c, is insoluble in water, conducts electricity as a solid, and is hard. given these properties, which of the following are possible identities for the unknown substance? check all that apply. view available hint(s) check all that apply. sio2 f2 au kbr
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Physics, 21.06.2019 15:30, Anshuman2002
Tungsten-filament lightbulb emits light based on the temperature of the filament. which phenomenon does this demonstrate?
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What is the frequency of a helium-neon laser with a wavelength of 632.8 nm? the speed of light is 3...
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