Can you help i am to lazy to do this.

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate