4. Spoons can tarnish (rust) over time if not cared for properly. Identify if it is a physical property, physical change, chrmical property, or chemical change.

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

Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?

Name the intersection of plane bpq and plane cpq.