The reaction rate constant is related to reaction rate as ____

(a) k α (-rA)

(b) k α \(\frac{1}{(-r_A)} \)

(c) k α e^(-rA)

(d) k is independent of (-rA)

I got this question in an interview for internship.

My doubt stems from Reaction Kinetics Elements in division Elements of Reaction Kinetics of Chemical Reaction Engineering

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