Respuesta :

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Answer:

3.36 × 10^-19 J

Explanation:

From the formula;

E= hc/wavelength

h= 6.6 ×10^-34 Js

c= 3 × 10^8 ms-1

Wavelength= 589 ×10^-9 m

E= hc/ wavelength

E=6.6 ×10^-34 × 3 × 10^-8/ 589 ×10^-9

E= 3.36 × 10^-19 J

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