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Physics 20 Online
OpenStudy (anonymous):

Pure substances are either ___________ or ________________. Mixtures are either ___________ or _________________.

OpenStudy (anonymous):

hold on

OpenStudy (anonymous):

A pure substance is either a element or a compound. Compounds are made up of elements, which are always present in the same proportions in a given coumpounds

OpenStudy (anonymous):

did this help

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