Hans Van, Kessel <br/><br/>
Chemistry 12 / 
Kessel Hans Van ...[et al.] 
 - Toronto :  Nelson ,  2003. 
 - 837 p. :  ill.; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0176259864 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry 
<br/><br/><label>LC Class. No.: </label>QD33 .N442 2002