ryaniffland ryaniffland

13-11-2016
Chemistry

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how is a pure substance different from a mixture? A:a pure substance is heterogeneous B:a mixture is made of one substance C:mixtures cannot be separated by physical means D:pure substances cannot be separted by physical means

Respuesta :

13-11-2016

I believe it's D:pure substances cannot be separated by physical means
but I'm not quite sure.

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