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18-04-2017
Chemistry

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How many moles of oxygen gas would be needed to react completely with 8 moles of lithium metal in the following reaction? 4Li + O2 yields 2Li2O

Respuesta :

18-04-2017

here, 4 moles of Lithium reacts with 1 mole of Oxygen

hence , 1 mole of lithium reacts with 1/4 moles of Oxygen

and, 8 moles with react with 1/4 * 8 = 2 moles

in short, the answer is 2 moles

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