Intelligence and Miscellaneous Articles. 



235 



distilled vvitli oxide of manganese and muriatic acid. Excess may be 

 addedj as there is no danger of forming chloride of bromine. 



M. Lowig does not perfectly agree with M. Balard as to the 

 specific gravity and boiling point of bromine. Thus, according to 

 M. Balard, the sp. gr. is 2966 ; while M. Lowig finds it to be 2-98 

 to 2'99 at 59° of Fahr. and its boiling point he has ascertained to be 

 1 13° instead of between 116° and 1 1 7° Fahr. — Journalde Pharmacie, 

 Dec. 1829. 



ELASTIC POWER OF STEAM *. 

 MM. Arago, De Prony, Ampere, Girard and Dulong, constituting 

 a committee appointed by the French Academy to determine the 

 elastic power of steam at high temperatures, have given the following 

 Table as the results of their investigation : 



Le Globe, Dec. 9, 1829. 



COMPOUNDS OF IODINE. 



M. Serullas has lately read a memoir to the Academy of Sciences 

 " On the action of different acids upon the neutral lodate of 

 Potash," &c. iSiC. 



The following are the principal results -.—That tliere arc two 

 iodates of potash ; the first is produced by the imperfect saturation 

 • See Phil. Mng. Dec. \H22, and Jan. 1827. 



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