Final answer:
Klonopin has a longer half-life compared to Xanax.
Step-by-step explanation:
The half-life of a drug refers to the time it takes for half of the drug to be eliminated from the body. In the case of Klonopin and Xanax, Klonopin (Clonazepam) has a longer half-life compared to Xanax (Alprazolam). The half-life of Klonopin is approximately 30 to 40 hours, while the half-life of Xanax is shorter, ranging from 11 to 16 hours.