Express the rate of the reaction in terms of the change in concentration of each of the reactants and products. express the rate of the reaction in terms of the change in concentration of each of the reactants and products. rate=12δ[n2o]δt=−12δ[n2]δt=δ[o2]δt rate=δ[n2o]δt=12δ[n2]δt=−12δ[o2]δt rate=−δ[n2o]δt=−12δ[n2]δt=12δ[o2]δt rate=−12δ[n2o]δt=12δ[n2]δt=δ[o2]δt

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

Compare and contrast physical changes with chemical changes.