Atoms consist of three types of subatomic particle: protons, neutrons and electrons. The identity of an atom is determined by its proton number or atomic number . For example, any atom having 6 protons is classed as carbon..

B. nuclear reactions could first occur.

Rate law for this reaction israte of the reaction = k[a]²[b].second order in a  means concentration of a in power of two, and  first order in b means concentration of b in power of one.

Answer it was we, the the whole people, who formed the union. and we formed it, not to give the blessings of liberty, but to secure them: not to the half of ourselves and the half of our posterity, but to the whole people- women as well as men.