136 Mixter — Combustion of Silicon and Silicon Carbide. 



Minutes. Temperature. Temperature interval. 



18013 21-520— lS'014 + 0-015 = 3-521° 



1 18-014 



2 18-014 Heat observed, 3433X3-521 = 12088° 



7 21-520 



8 21*517 " of oxidation of iron, — 75 e 



9 21-513 " " " "carbon — 6:33 1 c 



10 21-509 



11 21-505 " " " " silicon carbide 5682 c 



For 1 gram of silicon carbide 7057 c 



Experiment 8. 



Silicon carbide 1-5029 grams. 



" " in residue 0-3720 " 



Silicon " " 0-0470 " 



Carbon .. „_. 0'6301 " 



For 1 gram of silicon carbide 6659 c 



Experiment 9. 



Silicon carbide 0*744 grams. 



" " in residue _ 0-158 " 



Silicon " " 0-000 " 



Silicon carbide burned . _ 0-586 " 



Carbon 0*931 " 



Iron for ignition 0*049 " 



Oxygen 11. " 



Water and water equivalent of sj-stem 3448.6 " 



Minutes. Temperature. Temperature interval. 



18-485 21-818 — 18*4S8 + 0*007 = 3*337° 



1 18*488 



6 21*818 Heat observed, 3448.6 + 3*337 = 11508 c 



7 21*816 " of oxidation of iron — 78 c 



8 21-814 " " " " carbon — 7349 c 



9 21*813 



10 21-811 " " " " silicon carbide 4081 c 



For 1 gram of silicon carbide 6963 c 



Experiment 10. 



Silicon carbide 1-1125 grams. 



" " in residue _ 0-0436 " 



Silicon " " 0-0422 " 



€arbon... 0-944 " 



For 1 gram of silicon carbide 6882 c . 



