Question

i want genunine answer urgent
fast
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Answer 1

Answer:

here we should use the formula

Explanation:

E=n(hv/lamda)

so,10*-17=n(6.626×10*-34×3×10*8/550×10*-10)

10*-17=n(3.61×10*-19)

so,n is the photons

n=1×10*-17/3.61×10*-19

n=28 photons

so, 28 photons of green light should be needed to generate 10*-17 joules of energy