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Questions tagged 'Photons'

2 questions

A
Anonymous

Feb 18, 2025

A mole of red photon of wavelength 725nm has how much KJ?

A mole of red photons with a wavelength of 725 nm has how much energy in kilojoules (kJ)? Here’s what I have done so far: I converted the wavelength from nanometers to meters: ( 725 \, \text{n...

A
Anonymous

Jan 09, 2025

Match each photon to the result of its absorption

A gaseous sample of an unspecified element is bombarded by photons of various energies, measured in electron volts. The energy levels are defined as follows: n=1: E = -63 eV n=2: E = -27 eV n=3: E =...