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Chemistry 10 Online
OpenStudy (anonymous):

Hey can anyone please help?

OpenStudy (anonymous):

A compound made of two elements, iridium (Ir) and oxygen (O), was produced in a lab by heating iridium while exposed to air. The following data was collected: Mass of crucible: 38.26 g Mass of crucible and iridium: 39.52 g Mass of crucible and iridium oxide: 39.73 g Show, or explain, your calculations as you determine the empirical formula of the compound.

OpenStudy (anonymous):

I am pretty sure that all you do is subtract one of the numbers from the other but I am not sure what.

OpenStudy (anonymous):

I would start off with a balanced equation

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