[3] The gas-phase reaction of A and BC, is second order in A…

[3] The gаs-phаse reаctiоn оf A and BC, is secоnd order in A and first order in BC. What is the rate law, and what are the units of the rate constant? A2 (g)  +  2 BC (g)  →  2 AB (g)  +  C2 (g)