[July, 1901.] 



THE 



SCIENTIFIC TRANSACTIONS 



ROYAL DUBLIN SOCIETY. 



VOLUME VII.— (SERIES II.) 



IX. 



ON THE CONDITIONS OF EQUILIBEITJM OF DELIQUESCENT AND 

 HYGROSCOPIC SALTS OF COPPER, COBALT, AND NICKEL, WITH 

 RESPECT TO ATMOSPHERIC MOISTURE. By W. N. HARTLEY, F.R.S., 

 Honorary Fellow of King's College, London ; Professor of Chemistry, Royal College 

 of Science, Dublin. 



(Plates XXIIL, XXIV., and XXV.) 



DUBLIN: 



PUBLISHED BY THE ROYAL DUBLIN SOCIETY. 



WILLIAMS AND NOEGATE, 



14, HENRIETTA STREET, COVENT GARDEN, LONDON ; 



20, SOUTH FREDERICK STREET, EDINBURGH: and 7, BROAD STREET, OXFORD. 



PEINTED AT THE UNIVEESITY PEESS, BY P0:NS0KEY AI^D WELDEICE;. 



1901. 



