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5 Written questions

5 Matching questions

  1. alkalines (bases)
  2. a neutron has what charge?
  3. solutions are
  4. what is formed by joining 2 or more atoms together?
  5. what is the diffrence between an elemental and a compoun molecule?
  1. a a molecule
  2. b have a pH above 7
  3. c neutral
  4. d uniform mixtures of 2 or more equally mixable substances
  5. e elemental is 2 or more of the same atoms, compound molecule is diffrent atoms

5 Multiple choice questions

  1. water and salt
  2. reduced
  3. used to emulsify oil and water
  4. ammonia and nitrates
  5. nitrogen

5 True/False questions

  1. what prevents oxidation from occuring in skin are poductsantioxidents


  2. what is the lightest lemt known?no definate size and no definate shape


  3. oxidation and reduction happenneutral


  4. w/o =water in oil


  5. Organic Chemistry is the study of substances that containCarbon


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