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When 250 g of copper cu reacts with oxygen the copper oxide

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Reference no: EM13589972

Question 1: When 2.50 g of copper (Cu) reacts with oxygen, the copper oxide product has a mass of 2.81g what is the simplest formula for the copper oxide?

Question 2: Aluminium and oxygen gas react to produce aluminium oxide.

a) Write the balance equation for the reaction.

b) If 12 moles of Al2O3 are produced how many moles of aluminium reacted?

c) If 75 g of Oxygen reacts, how many grams of aluminium are required?

Reference no: EM13589972

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