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Anestetic [448]

3 years ago

13

If a laser operating at a wavelength of 488 nm and a power of 123.0 mW is turned on for 18.73 minutes, how many photons has it e

mitted?

1 answer:

Verizon [17]3 years ago

7 0

Answer:

3.39e+20

Explanation:

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