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viva [34]
2 years ago
8

Pis

Chemistry
1 answer:
loris [4]2 years ago
8 0

Answer:

5.00×10-19 J

Explanation:

E = hv

but v = c ÷ wavelength

E = (6.626×10-34) × ((3×10^8)÷(398×10-9))

= 4.9945×10-19

≈5.00×10-19

Hope this helps

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