english section overview   4 videos

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  Periodic Table Overview

  Chemistry The Periodic Table

  A brief overview of the periodic table.

  periodic table
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  States of Matter

  Chemistry Matter

  An overview of the states of matter.

  states matter gas liquid solid
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  Electronegativity

  Chemistry The Periodic Table

  An overview of the periodic trend of electronegativity.

  electronegativity
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  Colligative Properties

  Chemistry Chemical Solutions

  An overview of the colligative properties.

  colligative properties vapor pressure boiling point freezing osmotic