Problem: Elemental S reacts with O2 to form SO3 according to the reaction:2S + 3O2 → 2SO3a. How many O2 molecules are needed to react with 5.69 g of S? Express your answer numerically in units of molecules.b. What is the theoretical yield of SO3 produced by the quantities described in part a? Express your answer numerically in grams. 

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Elemental S reacts with O2 to form SO3 according to the reaction:

2S + 3O2 → 2SO3

a. How many O2 molecules are needed to react with 5.69 g of S? Express your answer numerically in units of molecules.

b. What is the theoretical yield of SO3 produced by the quantities described in part a? Express your answer numerically in grams. 

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