If 2 gases are in the same container, it must be true that the two gases have the same (select all that apply)

volume

pressure

temperature

molecular velocity

number of moles

Complete this brønsted-lowry reaction placing each product by its appropriate label. hso4- + hcn

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.

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?