INDEX. 



ACETATE of lead, composition of, 

 142. 



lime, composition of, 



144. 



1 mercury, on the pre- 

 paration of, 33. 



Acetic acid, atomic weight of, 142. 



Acid, acetic, atomic weight of, 1 42. 



method of preparing, accord- 

 ing to the Edinburgh Pharmacopoeia, 

 19. 



- various methods of prepar- 

 ing, 20. 



— — arsenious, atomic weight of, 129. 



benzoic, atomic weight of, 140. 



— — boracic, atomic weight of, 131. 



chromic and sulphuric, on, 155. 



citric, atomic weight of, 139. 



gas, carbonic, on the sp. gr. of, 50. 



muriatic, on the preparation of, 29. 



nitric, on the preparation of, 27. 



■ nitrous, on the preparation of, 24. 



oxalic, atomic weight of, 134. 



succinic, atomic weight of, 141. 



on the preparation of, 76. 



Acids, vegetable, anhydrous, table of the 



composition of, 148. 



— — — crystallized, table of the 



composition of, 148. 



Adams, Mr. James, on circulating deci- 

 mals, 16 — on the perpetual renewal of 

 leases, 307. 



Adulteration of milk, 470. 



Air-pump, application of, 395. 



Algebraic characters, on a method of ex- 

 pressing chemical compounds by them, 

 212. 



Alkalimeter and acidimeter, Dr. Ure, on, 

 15. 



America, solar eclipse in, 396. 



Ammonia, borate of, composition of, 131 . 



Ammonias subcarbonas, on the prepara- 

 tion of, 30. 



Analysis of gunpowder, process for, 156. 



Ancient boats, 468. 



Animal heat, on the influence of the ner- 

 vous system on, 37. 



Antimony, atomic weight of, 124 — com- 

 position of oxides of, 125 — tartarized, 

 on the preparation of, 32. 



hydrosulphuret of, composition 



of, 126. 



126. 



sulphurtt of, composition of, 



Aphlogistic lamp, 396. 



Apjohn, Dr. on Wollaston's thermometer, 

 292. 



Apparatus, Woulfe's, improved, 468. 



Apple, new, 469. 



Aqua ammonis, on the preparation of. 

 31. 

 ■ potassae, on the preparation of, 30. 



Arragonite, on the chemical examination, 

 characters of, &c. 57, 



— — — - on, by Dr. Daubeny, 220. 



Arsenious and arsenic acid, atomic weights 

 of, 129 — composition of, 130. 



Astronomical observations, 223, 300, 362, 

 430. 



Atomic weight of acetic acid, 1 42 — anti- 

 mony, 124 — arsenious acid, 129 — ben- 

 zoic acid, 140 — bismuth, 122 — boracic 

 acid, 131 — citric acid, 139— mercury 

 125 — oxalic acid, 134 — succinic acid, 

 141 — tartaric acid, 138. 



Azotic gas, on the specific gravity of, 50. 



B. 



Badolier, M. process for extracting cin- 

 chonin from cinchona, 316. 



Balance, new, on a, 29). 



Barry, Mr. on the ignition occasioned by 

 sulphuric acid and barytes, 77. 



Beaufoy, Col. astronomical observations, 

 223, 300, 362, 430. 



— — — on a new wind guage, 431. 



Benzoate of iron, composition of, 141. 



Benzoic acid, atomic weight of, 140. 



Berard on maturation of fruits, 471. 



Berzelius, on the prussiates or ferrugi- 

 nous hydrocyanates, 7 — on the com- 

 pounds of sulphur and cyanogen, 236. 



and Dulong on the composition 



of water, and density of some elastic 

 fluids, 48. 



Biographical sketch of John Itennie, Esq. 

 401. 



Bismuth, atomic weight of, 122 — compo- 

 sition of oxide of, 123. 



Blackwall, Mr. John, observations on th< 

 thermometer, 297. 



Boats, ancient, 468. 



BonsdorfF, Dr. analysis of tabular spar 

 from Pargas, 309. 



Books, new scientific, 77, 157, 237, 31S, 

 398,471. 



