How would you classify the reaction below? 3 Mg + Al2O3 --> 2 AI + 3 Mgo
A. Synthesis
B. Decomposition
c. Single Replacement
D. Combustion

Consider the following multistep reaction: a b→ab(slow) a ab→a2b(fast)−−−−−−−−−−−−−−−−− 2a b→a2b(overall) based on this mechanism, determine the rate law for the overall reaction. express your answer in standard masteringchemistry format. for example, if the rate law is k[a]3[b]2 type k*[a]^3*[b]^2