Which of these changes with time for a first–order reaction?
A. Rate of reaction
B. Rate constant
C. Half–life
A only
C only
A and B only
B and C only
Next Question
During the kinetic study of the reaction, 2A + B → C + D, following results were obtained:| Run | [A]/mol L–1 | [B]/mol L–1 | Initial rate of formation of D/mol L–1 min–1 |
|---|---|---|---|
| I | 0.1 | 0.1 | 6.0 × 10–3 |
| II | 0.3 | 0.2 | 7.2 × 10–2 |
| III | 0.3 | 0.4 | 2.88 × 10–1 |
| IV | 0.4 | 0.1 | 2.40 × 10–2 |
Based on the above data which one of the following is correct?