30-second chemistry :  the 50 most fundamental concepts in chemistry, each explained in half a minute/ 
 Thirty-second chemistry 
Editor ; Nivaldo Tro 
 - London  Ivy Press  2017 
 - 159 p, 24 cm 
<br/><br/> Gratis<br/> 
<br/><br/><label>ISBN: </label>9781782405085(pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>540 THI