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24-03-2021
Chemistry

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What is the energy of a TV wave that NBC broadcasts, if it has a wavelength of 32 meters?

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sciencegeekgirl2017 sciencegeekgirl2017

24-03-2021

Answer:

Explanation:

E = hc/λ

h = planck's constant = 6.66 x 10 ^ -34

c = speed of light = 2.98 *10^8 m/s

E = (6.66 x 10 ^ -34 )(2.98 *10^8)/32

= 19.85 * 10 ^-26

=0.62 x 10^-26

= 6.2 x 10^-27 J

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