(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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