Wavelength and Frequency Video Lessons

Concept: The Electromagnetic Spectrum

Problem: How many photons of light with frequency 5.50 x 10 15 Hz are required to provide 1 kJ of energy?A. 1.65 x 10 44 photonsB. 2.74 x 10 20 photonsC. 3.64 x 10 -16 photonsD. 3.64 x 10 -18 photonsE. 4.56 x 10 -4 photons

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Problem Details

How many photons of light with frequency 5.50 x 10 15 Hz are required to provide 1 kJ of energy?

A. 1.65 x 10 44 photons

B. 2.74 x 10 20 photons

C. 3.64 x 10 -16 photons

D. 3.64 x 10 -18 photons

E. 4.56 x 10 -4 photons

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