# Problem: Under certain conditions, the average rate of appearance of oxygen gas in the reaction 2O3(g) → 3O2(g) is 1.2 x 10–3 atm•s–1. What is the average rate, expressed in atm•s –1, for the disappearance of O3? (A) 8.0 x 10–4 (B) 1.2 x 10–3 (C) 1.8 x 10–3 (D) 5.3 x 10–3

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Under certain conditions, the average rate of appearance of oxygen gas in the reaction

2O3(g) → 3O2(g)

is 1.2 x 10–3 atm•s–1. What is the average rate, expressed in atm•s –1, for the disappearance of O3?

(A) 8.0 x 10–4

(B) 1.2 x 10–3

(C) 1.8 x 10–3

(D) 5.3 x 10–3

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Average Rate of Reaction concept. You can view video lessons to learn Average Rate of Reaction. Or if you need more Average Rate of Reaction practice, you can also practice Average Rate of Reaction practice problems.

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Based on our data, we think this problem is relevant for Professor Zhang's class at CSU CHICO.