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Physics 21 Online
OpenStudy (anonymous):

There are three main types of mixtures. Which is a heterogeneous mixture? a)the water, vinegar, and dye mixture used to make colored eggs b)the mixture of gases in the air used to inflate a flattened bicycle tire c)concrete in which you can see the sand and mortar that make up the mixture

OpenStudy (anonymous):

The answer is C

OpenStudy (anonymous):

i gots more questions coming lol. i'll give u metals for all of them! =)

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