Which indicates how evidence of climate change supports the theory of continental drift? 1. coal fields in several continents
2. volcano formation
3. glacial evidence
4. folded mountains in Africa and South America

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.

When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.