|  |  |  |  |  |  |  |  |  |  | 
   
    | • | 3H2
    + N2  2NH3 
 |  | 
   
    |  |  | 
   
    |  | 
   
    | • | 3 mol
    of H2 reacts with 1 mol of N2 to form 
 |  | 
   
    |  |  | 
   
    |  | 2 mol of NH3 
 |  | 
   
    |  | 
   
    | • | 3
    molecules of H2 reacts with 1 molecule of 
 | 
   
    |  | 
   
    |  | N2 to
    form 2 molecules of NH3 
 |  | 
   
    |  | 
   
    | • | 6H + 2N reacts to
    give 6H and 2N 
 |  | 
   
    |  | 
   
    | • | 6g of H2
    reacts with 28 g of N2 to form 34g 
 |  | 
   
    |  |  | 
   
    |  | of NH3 
 |  | 
   
    |  | 
   
    | • | Note that 
 |  |