Sulfur and oxygen react in a combination reaction to produce sulfur trioxide, an environmental pollutant:
25 (s) + 30 2 (g) – 250 3 (g)
In a particular experiment, the reaction of 1.0 g S with 1.0 g 02 produced 0.80 g of SO 3. The % yield in this experiment is
29
88
30
21
48