Ammoniacal gas .18515 0 5 19.73
Sulphurous acid gas .71580 2 4 38
[Note A: These five were ascertained by Mr Lavoisier himself.--E.]
[Note B: The last three are inserted by Mr Lavoisier upon the authority
of Mr Kirwan.--E.]
No. VII.
_Tables_ _of the Specific Gravities of different bodies._
1. _Metallic Substances._
GOLD.
Pure gold of 24 carats melted but not hammered 19.2581
The same hammered 19.3617
Gold of the Parisian standard, 22 carats fine, not hammered(A) 17.4863
The same hammered 17.5894
Gold of the standard of French coin, 21-22/32 carats fine,
not hammered 17.4022
The same coined 17.6474
Gold of the French trinket standard, 20 carats fine,
not hammered 15.7090
The same hammered 15.7746
[Note A: The same with Sterling.]
SILVER.
Pure or virgin silver, 24 deniers, not hammered 10.4743
The same hammered 10.5107
Silver of the Paris standard, 11 deniers 10 grains fine,
not hammered(B) 10.1752
The same hammered 10.3765
Silver, standard of French coin, 10 deniers 21 grains
fine, not hammered 10.0476
310