malak6216 malak6216

15-10-2021
Chemistry

contestada

What is the frequency of a photon that has an energy of 7.2 × 10^-16 J ?

a) 4.810^-49 Hz

b) 9.210^-19 Hz

c) 2.410^-24 s-1

d) 2.810^-10 s-1

e) none of the above

Respuesta :

nobleswift nobleswift

15-10-2021

Answer:

none of the above options

Explanation:

E = hf

E = 7.2 X 10^-16j

h = Planck constant = 6.6 X 10^-34

f = E/h

f = 7.2 X 10^-16/6.6 X 10^-34

f = 1.09 X 10^-50s-¹

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