Chemistry, asked by haukim98, 1 year ago

The number of photons emitted in 10 hours by a 60 w sodium lamp will be?!

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Answered by chrlakkshmi

4

Energy of photon=hv=3.374×10^-19J No.of photons emitted by sodium lamp in 10 hours=60×10×3600/3.374×10^-29= =6.4×10^24

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