Everyday Science MCQs Health Department NTS Past Papers Operation Theatre Technician (OTT) Surgical Technician Unit of rate constant k is: January 24, 2026 Admin No Comments A: dm3M-1 B: dm3M-1 C: dm3M-1S-1 D: M-1S-1 Correct Answer: d Short Details: The unit of rate constant k depends on the order of the reaction. View More Details >>