What is the molarity of a 15% solution of sodium chloride (nacl) if the molecular weight of nacl is 58.44 g/mol?

Endeleev saw trends in the physical and chemical properties of elements when he organized them by

Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2al(s)+3cl2(g)→2alcl3(s) what is the maximum mass of aluminum chloride that can be formed when reacting 32.0 g of aluminum with 37.0 g of chlorine? express your answer to three significant figures and include the appropriate units.

How is the atomic number of a nucleus changed by alpha decay