Imagine that a new polyatomic anion called "platoate" is invented. what would an acid of "platoate" be named?

What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?

Explain that newton first law,second law and third law of motion?

Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules