Q30. When compounds of barium are heated in a flame, green light of wavelength 554 nm is emitted.

Ch11. Q30. When compounds of barium are heated in a flame, green light of wavelength 554 nm is emitted. How much energy is lost when one mole of barium atoms each emit one photon of this wavelength?
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Видео Q30. When compounds of barium are heated in a flame, green light of wavelength 554 nm is emitted. канала Concepts of Chemistry