A student reacts 13 moles of iron with 21 moles of oxygen according to the following equation: 4Fe(s) + 3O2(g) +2Fe2O3(s)

How many moles of iron(III) oxide will the reaction produce?

a

34 moles

b

13 moles

c

6.5 moles

d

44 moles

Which factor is likely to impact the possible number of compounds? presence of unlimited number of elements in the periodic table the inability of atoms to align perfectly with other atoms the ability of all elements to react with every other element all elements being equally reactive