$$[A]_t = [A]_0 - k \cdot t$$
Concept: Describes the linear decay of reactant concentration over elapsed time for a zero-order process.
Notation:
- $$[A]_t$$ = Concentration of reactant at time $$t$$;
- $$[A]_0$$ = Initial concentration of reactant;
- $$k$$ = Rate constant;
- $$t$$ = Elapsed time.