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Chemistry Chapter 1 Test

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  • 1. Open Ended
    30 seconds
    1 pt
    True or false : All heterogeneous mixtures must contain three or more substances.
  • 2. Open Ended
    30 seconds
    1 pt
    True or false : Pure substances cannot have a variable composition.
  • 3. Open Ended
    30 seconds
    1 pt
    True or false : Substances maintain their identity in a heterogeneous mixture but not in a homogeneous mixture.
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