the energy of a photon of radiation having wavelength 300nm
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approx
133.3×10^(7) ev
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Answer:
energy of one mole photons=hc/lambda x Na
=6.63x10^-34x3x10⁸x6.02x10^23/(300x10^-9= 399.13x10³ joule/mol=399 kj/
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