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MYP 1 UNIT 4

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  • What does a pH of 14 mean?
    Very basic, there are a a lot of hydroxide ions in the solution.
  • What happens to pH strips in a solution?
    They change color depending on the exact pH of a solution.
  • This is a measure of the solution's acidity or alkalinity.
    pH
  • If a solution gives off neither hydronium nor hydroxide ions, what does that indicate?
    It is a neutral substance.
  • What are acidity and alkalinity dependent on?
    How many hydronium and hydroxide ions are in the solution.
  • Why do aquarium owners need to check the acidity of their tank and why?
    Yes, because they need to make sure it is healthy for the fish.
  • This is something where the color changes when it is mixed with an acid or a base.
    Indicator
  • How can you make an acid neutral?
    Mix it with a base.
  • pH scale
    A tool to measure for acidity and alkalinity, stands for potential for Hydrogen
  • When hydronium ions and hydroxide ions combine what does it make?
    Water
  • What does a pH of 1 mean?
    Very acidic, there are a lot of hydronium ions in the solution.
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