Question

The energy associated with a photon of a radiation having wavelength 300 nm is:
Options
6.6 x 10-29 J
6.6 x 10-28
6.6 x 10-15 j
6.6 x 10-19 J
​

Answer 1

E=λhc=300×10−96. 626×10−34×3×108=6. 63×10−19J.

Answer 2

Answer:

$6.63 \times 10 ^{ - 19} j$

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