|  |  |  |  |  |  |  |  |  |  |  | 
   
    | • | How good an
    experimentalist are you? 
 |  | 
   
    |  | 
   
    | • | What
    if 100% of reactants are not converted 
 | 
   
    |  | 
   
    |  | to
    desired products? 
 |  | 
   
    |  | 
   
    | • | Frequently
    happens because of “side 
 |  | 
   
    |  | 
   
    |  | reactions”
    (other products), handling, etc. 
 |  | 
   
    |  | 
   
    |  | – | 100%
    amount is theoretical yield 
 |  | 
   
    |  | 
   
    |  | – | Amount
    obtained is actual yield 
 |  |