Determine the expression for the rate of the reaction with respect to each of the reactants and products. determine the expression for the rate of the reaction with respect to each of the reactants and products. rate=−13δ[a]δt=−δ[b]δt=12δ[c]δt rate=−12δ[a]δt=−δ[b]δt=13δ[c]δt rate=−δ[a]δt=−12δ[b]δt=13δ[c]δt rate=12δ[a]δt=12δ[b]δt=13δ[c]δt