What mass of oxygen of potassium chlorate by the reaction

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2KClo3 (s) ---> 2KCl(s) + 3o2 (g)

What mass of oxygen can be prepared by the decomposition of 25.4g of potassium chlorate by the reaction?

Looking for more help with setting up the formula then the answer but will appreciate any help.

Reference no: EM13190149

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