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5 Written questions

5 Multiple choice questions

  1. regardless of the size of the sample, a chemical compound will always contain the same elements of the same porportions
  2. No, he believed in the elements fire, water, earth, and air.
  3. created data that better explains where electrons are located in the atom
  4. came up w/ the concept of the atom
  5. came up w/ bohr model; an electron heated at ground state jumps to excited state and releases a photon color

5 True/False questions

  1. Law of Conservationregardless of the size of the sample, a chemical compound will always contain the same elements of the same porportions

          

  2. Milikanused an oil drop experiment that suspended electrons long enough for him to measure mass

          

  3. 5 postulates1.) all matter is composed of atoms
    2.) atoms of the same element are identicle
    3.)atoms can't be subdivided, created, nor destroyed
    4.) atoms of different elements combine to form compounds
    5.) during chemical reactions, atoms are combined, separated,or rearranged

          

  4. Daltonused an oil drop experiment that suspended electrons long enough for him to measure mass

          

  5. Law of Multiple Porportionsregardless of the size of the sample, a chemical compound will always contain the same elements of the same porportions