Question

Which of the following statements is true concerning the reaction given below?
2H2S(g) + O2(g) → 2S(s) + 2H2O(g)
A) The rate law is Rate = k[H2S]2[O2].
B) The reaction is second-order in H2S(g) and first-order in O2(g).
C) The reaction is first-order in H2S(g) and second-order in O2(g).
D) The rate law is Rate = k[H2S][O2].
E) The rate law may be determined only by experiment.

Answer

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