If 3.5 moles of N2 are reacted, how many moles of NH3 are formed? If 0.6 moles of N2 are reacted, how many moles of H2 are used?

If 4.8 moles of x and 3.4 moles of y react according to the reaction below, how many moles of the excess reactant will be left over at the end of the reaction? 3x + 2y “yields”/ x3y2. a. 1.7 mol y left over b. 1.6 mol x left over c. 0.2 mol y left over d. 0.1 mol x left over