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Sulfur and Oxygen React in a Combination Reaction to Produce

Question 158

Multiple Choice

Sulfur and oxygen react in a combination reaction to produce sulfur trioxide,an environmental pollutant: 2S (s) + 3O2 (g) → 2SO3 (g)
In a particular experiment,the reaction of 1.0 g S with 1.0 g O2 produced 0.80 g of SO3.The % yield in this experiment is ________.


A) 32
B) 80
C) 21
D) 64
E) 47

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