Mathematics, 12.07.2019 17:20 shainaanderson24

which of the following observations would indicate that a material is a pure substance?
it does not dissolve in water,
it changes color after heating,
it cannot be physically broken down into different types of atoms.
it can be physically broken down into different types of molecules.

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which of the following observations would indicate that a material is a pure substance?
it do...

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