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What is the wavelength of a radio photon from an AM radio station that broadcasts at 1420 kilohertz? Express your answer to three significant figures and include the appropriate units.
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What is the wavelength of a radio photon from an AM radio station that broadcasts at 1420 kilohertz? Express your answer to three significant figures and include the appropriate units.

User Veben
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Answer:

21.3 m--------------------------------------------------

User Michael Larocque
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