the-decomposition-of-x-has-a-rate-constant-of-x-at-x-k-xcalculate-the-half-life-

Question

The thermal dehydrogenation of propane is a first-order process and has a rate constant of 4.86×10⁻² s⁻¹ at 873 K:
C₃H₈(g) → C₃H₆(g) + H₂(g)
Calculate the half-life of propane at 873 K.

Accepted Answer

14.3 s

Answer

28.6 s

Answer

41.3 s

Answer

55.6 s