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Acids and Bases

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  • Is lemon juice an acid?
    Yes, it is
  • What does it mean if a substance has a pH of 7?
    It is neutral
  • What is the pH scale range?
    It's 0 to 14
  • Is baking soda a base?
    Yes, it is
  • Does the color of butterfly flower tea change when mixed with acids or bases?
    Yes, it does
  • What does it mean if a substance has a pH less than 7?
    It is an acid
  • Does vinegar turns the butterfly tea pink or lilac?
    Yes, it does
  • What color does butterfly flower tea usually have before adding anything?
    Blue or purple
  • Is vinegar an acid?
    Yes, it is
  • What happens when you add lemon juice to butterfly flower tea?
    It turns pink or lilac
  • Is a substance with a pH equal to 9 an acid?
    No, it is a base substance
  • What does pH measure?
    Acidity or basicity
  • Do all bases taste sour?
    No, they don't
  • Are soap and baking soda are examples of acids?
    No, they're not.
  • What does it mean if a substance has a pH greater than 7?
    It is a base
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