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6. The rate equation is:
- the rate of change of concentration of a reactant or product with time
- the equation showing how the rate depends on the concentrations
- the time taken for the the of a reactant to fall to half of its original value
7. Which variable affects the value of k?
- Pressure
- Catalyst
- Concentration
8. For 0 order reactions, the units of k are:
- mol.dm-3 s-1
- s-1
- mol-1 dm3 s-1
9. For 1st order reactions, how does the half life of A change as the reaction proceeds?
- Stays Constant
- Increases
- Decreases