the equation below shows the decomposition of lead nitrate. how many grams of oxygen are produced when 5.5 g NO2 is formed?

What 3 categories are elements divided

Is the genie in the bottle experiment a physical or chemical change/reaction?

These traits describe either a chemical or a nuclear reaction. which statements describe a nuclear reaction? check all that apply. involves the loss, gain, or sharing of electrons may involve a change in total mass involve relatively low energy changes occur outside the nucleus involve very high-energy changes involve changes in nuclides when decay occurs