IB Chemistry HL 2.2.11 Rate constant (k) Question Bank

Practise IB Chemistry HL 2.2.11 by applying rate constant (k) to exam-style questions.

Exam points

identify the relevant chemical structure, process or evidence
apply the correct chemical model or equation
evaluate the result using chemical reasoning and data

[Maximum number: 2]

Determine the rate constant, k, with its units, using the data from experiment 3 .

$\quad\left(\frac{1.02 \times 10^{-4}}{0.25 \times 0.25}=\right) 0.0016 / 1.6 \times 10^{-3}$ ;
$\mathrm{mol}^{-1} \mathrm{dm}^{3} \mathrm{~s}^{-1}$ ;

Marking guidance:

Accept $M^{-1} s^{-1}$ .
Ignore order of units.
Must use experiment 3 data.

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2.2.11 (HL)—Rate constant (k) question 1