Ammonia (nh3(g), es001-1.jpghf = –46.19 kj/mol) reacts with hydrogen chloride (hcl(g), es001-2.jpghf = –92.30 kj/mol) to form ammonium chloride (nh4cl(s), es001-3.jpghf = –314.4 kj/mol) according to this equation: nh3(g) + hcl(g) es001-4.jpg nh4cl(s) what is es001-5.jpghrxn for this reaction? kj

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions. what elemental classification does oxygen belongto? done