Calculate the mass of potassium oxide formed
Calculate the mass of potassium oxide formed when the 3.40 g potassium react with excess oxygen when the potassium metal reacts with the oxygen gas to give potassium oxide.
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Calculate the mass of oxygen needed to react with the 1.60 g potassium when the potassium metal reacts with oxygen gas to give potassium oxide. Atomic masses in g mol-1 of K = 39.10 and O =16.00.
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