Determine the energy of 1.70 mol of photons for each of the following kinds of light. (Assume three significant figures.)?

infrared radiation (1490 nm )

visible light (500 nm )

ultraviolet radiation (160 nm )

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  • Anonymous
    4 weeks ago

    Energy per mole of photons = Avogadro's number * Planck's constant * speed of light / wavelength in m.

    Calculate for each wavelength.  Multiply by 1.7 to get the energy for 1.7 moles.

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