Class Materials for CHEM 20 at El Camino Community College

The following documents are some of the materials used in this class. Please download them and bring them to class.


  • Syllabus for Chem 20 - Fundemental of Chemistry

  • Chapter 2 - Energy and Matter
  • Chapter 3 - Atoms and Elements
  • Chapter 4 - Compounds and their Bonds
  • Chapter 5 - Chemical Reactions and Quantities



  • Practice Chemistry Problems from CSUDH Chemistry Department


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    The following documents are some of the materials used in this class. Please download them and bring them to class.