A certain reaction, reaction a †’ products, is first order with respect to a. starting with [a] = 0.250m, it takes 45 min to reduce the concentration of a to 0.110m. what is its rate constant for this reaction?
a) 0.0123 min⁻¹
b) 0.0135 min⁻¹
c) 0.0152 min⁻¹
d) 0.0176 min⁻¹