Chapter 22.4, Problem 21.4.1PE

Practice Exercise 1
For a certain reaction A → products, a plot of In [A] versus time produces a straight line with a slope of -3.0 × 10-²s-1. Which of the following statements is or are true?

1. The reaction follows first-order kinetics.
2. The rate constant for the reaction is 3.0 × 10-2 s-1.
3. The initial concentration of [A] was 1.0 M.

1. Only one of the statements is true.
2. Statements (i) and (ii) are true.
3. Statements (i) and (iii) are true.
4. Statements (ii) and (iii) are true.
5. All three statements are true.