iiAgneez iiAgneez

10-04-2017
Biology

contestada

An unknown brown solid material was melted and then allowed to cool. It did not separate into different substances. Is the unknown material a mixture or a pure substance?

I think the unknown solid is _______ because...

Respuesta :

floralflower floralflower

10-04-2017

a pure substance, its a pure substance because nothing was seperated, which means nothing was mixed to begin with it was like that just to start.

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