Problem: What is the energy of the green light emitted, per photon, by a mercury lamp with a frequency of 5.49 × 1014 Hz?a. 2.75 × 10-19 Jb. 3.64 × 10-19 Jc. 5.46 × 10-19 Jd. 1.83 × 10-19 Je. 4.68 × 10-19 J

FREE Expert Solution

Establish the relationship of energy and frequency then calculate the energy of a photon that has a frequency of 5.49x1014 Hz


Recall that the energy of a photon (E) is given by:


E=hv 


where:

h = Planck’s constant (6.626 × 10–34 J • s)

v = frequency (in s–1 or Hz)

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Problem Details

What is the energy of the green light emitted, per photon, by a mercury lamp with a frequency of 5.49 × 1014 Hz?

a. 2.75 × 10-19 J
b. 3.64 × 10-19 J
c. 5.46 × 10-19 J
d. 1.83 × 10-19 J
e. 4.68 × 10-19 J

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