You use what energy for cooking and heating

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

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

How do i turn 2 s into one in the products