BY HEAT OF METALS AND ALLOTS. 871 



Table VII. (continued.) 

 No. 37. — Bi Suj gilded, once boiled. 



Loss of weight 

 T. inw»ter=W. W(l+ai). 



10-9 6-05175 6-05390 



57-5 5-97470 6-06820 



97-6 5-83920 " 6-08070 



V,=6-05059(l + 10-*x0-5008<+10-«x0-00925<=), or if Vo=l, then V,oo=l-005100. 



No. 38. — Biji Pb gilded, once boiled. 

 10-2 6-72710 6-72905 



56-6 6-64040 6-74125 



94-4 6-49825 6-75160 



V,=6-72644(l + 10-* X0-378U+ 10-" x0-0192<=). or if Vo=l, then ¥,00=1-003973, 

 No. 39. — Bij4 Pb gilded, once boiled. 



13'2 6-11480 6-11865 



50-4 6-05440 6-12800 



90-9 592270 6-13865 



V,=6-11543(H-10-*+0'3956<+10-''x0-0245<2), orif Vo=l, then V„<,= 1-004200. 



No. 40. — Bi Pbj gilded, once boiled. 

 11-1 5-97110 5-97335 



56-5 5-90675 5-99615 



96-8 5-78095 6-01655 



V,=5-96780(l + 10-'x0-8362<+10-«x0-00782<-), orif V(,= l, then V,«,= 1-008440. 



No. 41. — BiPbj gilded, once boiled. 



10-6 6-17070 6-17275 



53-1 6-11340 6-19565 



95-0 5-98260 6-21850 



V,=6-l6714(l+10-*x0-866U + ]0-''x0'02l6<=), orif V„=l, then V,oo= 1-008777. 

 No. 42. ^Bi Pbj, gilded, once boiled. 



12-4 5-17255 5-17520 



58-1 5-11390 5-19550 



96-8 5-00855 5-21300 



V,=5-l6976(l + 10-'x0-8463 + 10-«x0-0183O. or if V„=l,then V,oo= I -008646. 



No. 43. — Alloy of copper and zinc, containing 71-0 per cent, by weight copper, deter- 

 mined by analysis, gilded, thrioe boiled. 



9*8 7-61120 7-61315 



67-4 7-51595 7-63315 



97-1 7-35020 7-65145 



V,= 7-60930(l + 10-' X 0-5109<+ 10-' x 0-06l4<»), or if V„= 1, then V,oo= 1-006723. 



6b2 



