Atoms

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1. How can information from chromatograms be used to identify the composition of a mixture

  • Calculate the distance moved by the compound/the distance moved by the solvent
  • Use universal indicator
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2. Could the atoms join together to make a new substances?

  • Yes
  • No

3. What is fractional distillation?

  • To separate two or more liquids that are miscible with one another
  • A redox reaction

4. What is an element?

  • A pure substance that is listed on the Periodic Table and has only one type of atom
  • Dirt

5. How can we use dilution of coloured solutions to detect atoms?

  • When a solute (the dissolved substance in solution) is dissolved in a solvent
  • Use a microscope

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