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19 July, 02:24

Infrared radiation falls in the wavelength region of 1.00*10-6 to 1.00*10-3 meters.

What is the energy of infrared radiation that has a wavelength of 4.04*10-4 m?

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  1. 19 July, 05:46
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    Answer:4.920 X10^-22J

    Explanation:

    Energy of infrared radiation = hc/λ

    where h=plank's constant=6.626X 10^-34js

    c = speed of light = 3.0 x 10^8ms⁻¹

    wavelength λ = 4.04x 10^-4m

    E = 6.626X 10^-34js X 3.0 X 10^8 ms⁻¹ / 4.04 X 10^-4m

    =4.920 X10^-22J
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