Homework Help: Science

Posted by Tamara on Monday, July 4, 2011 at 6:23pm.

Calculate the mass of O2 produced of 3.450g potassium chlorate is completely decolmposed by heating in the presence of a catalyst (Magnese dioxide).

Science - TutorCat, Monday, July 4, 2011 at 7:41pm
http://www.jiskha.com/science/chemistry/stoichiometry.html

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