Zero-Order Integrated Rate Law ([A] = [A]₀ − kt)

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[A] = [A]₀ − kt

What each symbol means

SymbolWhat it stands for
kRate constant (mol L⁻¹ s⁻¹)
tTime
[A]Concentration at time t
[A]₀Initial concentration

When to use this

Zero-order: rate independent of [A]. Valid until reactant exhausted or mechanism changes.