Half-Life (Second Order, v = k[A]²) (t₁/₂ = 1/(k[A]₀))

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t₁/₂ = 1/(k[A]₀)

What each symbol means

SymbolWhat it stands for
kRate constant (L mol⁻¹ s⁻¹)
[A]₀Initial [A]
t₁/₂Half-life

When to use this

Second-order in A: half-life inversely proportional to [A]₀.