Use the Table of Data Shown Below to Calculate the Average

question 129

Multiple Choice

Use the table of data shown below to calculate the average rate of the reaction A $\rarr$ B between 10 s and 20 s. $\begin{array}{cl}\text { time }(\mathrm{s}) & {[\mathrm{A}] \mathrm{mol} / \mathrm{L}} \\0 & 0.20 \\5 & 0.14 \\10 & 0.10 \\15 & 0.071 \\20 & 0.050\end{array}$

• A) 2 * 10^-3 M/s
• B) 4 * 10^-3 M/s
• C) 6 * 10^-3 M/s
• D) 8 * 10^-3 M/s
• E) none of the above

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