The subject is stoichiometry. how many moles of nh3 can be produced from 12.0mol of h2 and excess n2?

The reaction q+r2=r2q is found to be first order in r2 and

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.