The Decomposition of [A] in Solution at 80 °C Proceeds

Multiple Choice

The decomposition of [A] in solution at 80 °C proceeds via the following reaction: A (aq) → B (aq)
The dependence of the rate constant on temperature is studied and the graph below is prepared from the results. What is the energy of activation (kJ/mol) for this reaction?

A) 1.6 × 10⁵
B) 4.4 × 10^-7
C) 160
D) 4.4 × 10^-4
E) 1.9 × 10⁴