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Why does the color of a copper chloride solution appear blue? As the white light hits the paint, which colors does the solution absorb and which colors does it transmit? In this activity students will observe the basic principles of absorption spectroscopy based on absorbance and transmittance of visible light.


  • Visible Spectrum
  • Reflection
  • Absorbance
  • Light
  • Transmittance
  • Electrons
  • Emission Spectra
  • Atomic & Electron Structure