Question

2.
What is the wavelength (A) of a photon that has an energy of 4.38 x 10-18 J
(1) 454 À
(2) 2.3 x107 Å (3) 6.89 x 1015 Å
(4) 1.45 x 10-15 Å​

Answer 1

Answer:

by using formula E=HC/lamda

we get (1) 454 (4.65 must be the answer)

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