A0.40mol/l solution of sodium carbonate completely dissociates in water, what will be the concentration of sodium ions in the solution?

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp