Two or more atoms together form a molecule

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

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?