Isabelladragon Isabelladragon

14-09-2022
Chemistry

contestada

The optic nerve needs a minimum of 2.0 ✕ 10−17 J of energy to trigger a series of impulses that eventually reach the brain.
(a) How many photons of red light (660. nm) are needed?

(b) How many photons of blue light (445 nm)?

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