85.5k views
3 votes
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

1 Answer

7 votes
I believe it's D:pure substances cannot be separated by physical means
but I'm not quite sure.
User NBC
by
7.6k points