Problem- for the reaction shown compute the theoretical

Question

Problem- For the reaction shown, compute the theoretical yield of product (in moles) for each of the following initial amounts of reactants.
2Mn(s)+2O2(g)?2MnO2(s)

Part A

5mol Mn, 5mol O2

Express your answer using one significant figure

Part B

5mol Mn, 9mol O2

Express your answer using one significant figure.

Part C

26.5mol Mn, 43.6mol O2

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