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Physics 15 Online
OpenStudy (anonymous):

Lavoisier made an important contribution to chemistry by _____. a) being the first to use the term "atom" b) describing the orbits of electrons c) discovering the proton d) identifying substances by weight

OpenStudy (anonymous):

D) identifying substances by weight

OpenStudy (anonymous):

Thanks! @louieg17

OpenStudy (anonymous):

Welcome ;) @lyssy_lovee

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