14 J. M. Ordway on Nitrates. ’ 
Anr. IIl—Some Facts respecting the Nitrates; by Joun M. | 
ORDWAY. ) 
WHILE studying the nitrates of the sesquioxyds I found it 
advisable, for the sake of comparison, to examine the proto- 
and the important ion, ee which they illustrate, often fat 
liqui state a long time, often for several days; but on dropping _ 
in a bit of the solid nitrate, crystallization immediately com _ 
mences, and an inserted thermometer soon rises to110°F. 
A substance which may be had both liquid and solid at 4 
specific heats in the two forms, as complications caused by dif _ 
ferences of temperature, may be entirely avoided. Thus the 
* 
theoretischen Chemie, von H. Buff, H. Kopp und F. Zamminer,’—h 
soda is mentioned as capable of ye eae a aay striking se of the heat 
aa es but this salt is less easy to prepare than most of tt 
ni a 
In an excellent work published in 1857,—* Lehrbuch der physikalischen und 
- ” hy ‘tog 
