The number of photons of light of v = 2.5 × 10 6 m –1 necessary to provide 1 J of energy…

Chemistry · JEE Main · NTA Exams — Atomic Structure

1. 2 × 10¹⁸
2. 2 × 10¹⁷
3. 2 × 10²⁰
4. 2 × 10¹⁹

Answer

(A) 2 × 10 18

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