(Answered) The reaction of hydrogen with oxygen produces

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The reaction of hydrogen with oxygen produces water.

2H2(g)+O2(g)→2H2O(g)

A-How many moles of O2 are required to react with 2.9 mol of H2? Express your answer to two significant figures and include the appropriate units.

B-How many moles of H2 are needed to react with 4.5 mol of O2? Express your answer to two significant figures and include the appropriate units.

C-How many moles of H2O form when 4.5 mol of O2 reacts? Express your answer to two significant figures and include the appropriate units.

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