SCIENCE 



FOB THE 



SCHOOL AND FAMILY. 



PART II. 



CHEMISTRY. 



BY 



WORTHINGTON HOOKER, M.D., 



PROFESSOR OF THE THEORY AND PRACTICE OF MEDICINE IN YALE COLLEGE, 



AUTHOR OF "HUMAN PHYSIOLOGY," "CHILD'S BOOK OF NATURE," 

 "NATURAL HISTORY," ETC. 



Ellustrateti b$ Numerous 



SECOND EDITION, 

 REVISED AND CORRECTED. 



NEW YORK: 

 HARPER & BROTHERS, PUBLISHERS, 



FRANKLIN SQUARE. 

 1876. 



