Chemistry, 02.07.2019 10:20, nscarlisleh13

Saltpeter is a compound made of potassium (k), nitrogen (n), and oxygen (o). every 100.00 g of saltpeter contains 38.67 g potassium and 13.86 g nitrogen. what is the mass of oxygen contained in 324.0 mg of saltpeter?

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Saltpeter is a compound made of potassium (k), nitrogen (n), and oxygen (o). every 100.00 g of saltp...