Question

Calculate the energy of one mole of photons of radiation whose freequency is 5*10^14

Answer 1

Hello!

ENERGY :

$\sf E = \sf hvV$

$\sf E = \sf 6.626 \:x\: 10^{-34} \:x\: 5 \:x\: 10^{14} \:x\: 6.022 \:x\: 10^{23}$

$\sf E = \sf 199.50 \:x\: 10^{-3}$

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