Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2Al(s)+3Cl2(g)→2AlCl3(s)2Al(s)+3Cl2 (g)→2AlCl3(s) What is the maximum mass of aluminum chloride that can be formed when reacting 23.0 gg of aluminum with 28.0 gg of chlorine

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth