Based on the data and the overall reaction order, the units of the rate constant k should be [k] and the number of significant figures should be [sf].

How many sig. figs. should be in your answer to the last problem for the time required to decrease the NO concentration?

Using sign conventions to indicate whether the concentration increased or decreased, the sign of

Complete the following statements based on the reaction profile below. a. The reaction is [rxn]. b. There is/are [states] transition state(s) in the reaction. c. Of the two steps shown in the multi-step mechanism, the slower step is [step]. d. The activation energy to reach the intermediate is [Ea] if the reaction were to be reversed. e. For the reverse reaction,

Based on the data in the table, the reaction order for ClO2 is [ClO2] and OH- is [OH-].

The following statements are either true or false. a. A buffer contains a mixture of an acid and a conjugate acid. [Q1] b. HCN (aq) and LiCN (aq) could be a buffer system. [Q2] c. Buffer capacity is related to an acid’s Ka value. [Q3]

Using the rate law obtained from the data in the table, what would the the initial rate be if [ClO2] = 0.037 M and [NaOH] = 0.068 M?

If you start with 2.5 M I2 at that temperature, what concentration (in mM) will remain after 1.7 s?

What is the half-life of this reaction (in seconds)?

The following statements are either true or false. a. Water is amphiprotic. [Q1] b. HS- is the conjugate acid of H2S. [Q2] c. F- is the conjugate base of HF. [Q3] d. Ka + Kb = Kw [Q4]