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5 Written questions

5 Matching questions

  1. exampes of w/o include
  2. emulsions
  3. what is the diffrence between an elemental and a compoun molecule?
  4. when oxygen i adde to a substance that subsatnce is
  5. combustion is
  1. a the rapid oxidation of a subsatnce
  2. b cold creams, night creams, massage creams, baby creams, hair products
  3. c are suspensions of unstable mixtures of immiscable substances
  4. d oxidized
  5. e elemental is 2 or more of the same atoms, compound molecule is diffrent atoms

5 Multiple choice questions

  1. water to steam
  2. 90
  3. ice
  4. heat and light
  5. anything that occupies space and has mass

5 True/False questions

  1. 10% of this compound is used as an antiseptichydrogen peroxide


  2. emulsions are united byan emuilsifier


  3. Organic Chemistry is the study of substances that containCarbon


  4. what is the characteristics of a liquid?definate size but not a definate shape


  5. The most abundent element on earth iswater