The lewis structure for cif^2+ is shown. what is the electron-pair geometry and the molecular geometry around the central atom

What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct

Areaction in which products can react to re-form reactants is

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse