Answers

1) N2 + 3 H2 ---> 2 NH3 

		Molar Ratio
N2 to H2	

NH3 to H2

2) 2 SO2 + O2 ---> 2 SO3 

		Molar Ratio
O2 to SO3	

O2 to SO2

3) PCl3 + Cl2 ---> PCl5 

		Molar Ratio
PCl3 to Cl2	

PCl3 to PCl5

4) 4 NH3 + 3 O2 ---> 2 N2 + 6 H2O 

		Molar Ratio
NH3 to N2	

H2O to O2

5) Fe2O3 + 3 CO ---> 2 Fe + 3 CO2 

		Molar Ratio
CO to CO2	

Fe to CO
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