GLOSSARY TERMS

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LESSON 11

• GLOSSARY TERMS

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• ASSAYING THE TESTING OF METAL PURITY AS USED IN
  THE EARLY DAYS OF CHEMISTRY.
• ALCHEMY AN EARLY FORM OF CHEMICAL SCIENCE AND
  PHILOSOPHY.
• PURE SUBSTANCE EITHER AN ELEMENT OR A COMPOUND
  THAT HAS DEFINITE CHEMICAL AND PHYSICAL
  PROPERTIES.

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• MIXTURE- TWO OR MORE ELEMENTS OR COMPOUNDS THAT
  ARE MIXED TOGETHER BUT ARE NOT CHEMICALLY
  COMBINED.
• HETEROGENEOUS MIXTURE A MIXTURE WHERE THE PARTS
  ARE EASILY DISTINGUISHED. (EX GRANITE, KOOL
  AID/SUGAR)
• HOMOGENEOUS MIXTURE A MIXTURE WHERE THE PARTS
  ARE NOT EASILY DISTINGUISHED. (EX SOLUTIONS OR
  COLLOIDS)