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5 Written questions

5 Matching questions

  1. a sovent
  2. what is formed by joining 2 or more atoms together?
  3. when oxygen i adde to a substance that subsatnce is
  4. there are _______ naturaly occuring elements
  5. a ________ is the smallest particle of an element
  1. a oxidized
  2. b a molecule
  3. c dssolves something else
  4. d 90
  5. e atom

5 Multiple choice questions

  1. solution
  2. hydrogen
  3. iron to rust or wood to ash
  4. oil in water
  5. water

5 True/False questions

  1. solutions areuniform mixtures of 2 or more equally mixable substances

          

  2. antioxidents prevent oxidation by neutalizingfree radicals

          

  3. suspensions areuniform mixtures of 2 or more equally mixable substances

          

  4. when an acid and a bae nutralize eachother they formwater and salt

          

  5. acidswater in oil