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10-12-2022
Physics

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what is the wavelength in nanometers of light when the energy is 1.91 × 106 j for a mole of photons?

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giftcrownajayi giftcrownajayi

10-12-2022

E=hc/λ = 1.91 × 10^6

J = (6.626*10^-34) (3.00*10^8) / λ

λ= (6.626*10^-34) (3.00*10^8) / 1.91 × 10^6 J

λ= 1.0410^-31 10^-9 *6.022*10^23 = 62. 8 nm

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