Topical Questions These questions are keyed to the major topics in the chapter. Usually...

Topical Questions

These questions are keyed to the major topics in the chapter. Usually a question that is answered at the back of this book is paired with a similar one that is not.

Assume that the reaction

is at equilibrium and the equilibrium conditions are changed as described. Indicate whether the forward or the reverse reaction rate is faster immediately after the change and explain your choice.

(a) Some HBr(g) is added without changing the total volume.

(b) Some Br₂(g) is removed without changing the total volume.

(c) The total volume of the system is halved.