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OpenStudy (anonymous):
lExplain the difference between the following three substances: carbon (C), carbon dioxide (CO2), and oxygen (O2).
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OpenStudy (usman1995):
well carbon is an element, co2 is a compound of carbon and O2 is a molecule u know what a compound, molecule and element is right?
OpenStudy (anonymous):
in C,dH=+ve,in CO,dH=-ve and in CO,dH is 0
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