﻿Dissociation 
  Pressures 
  of 
  Sulphides 
  

  

  187 
  

  

  Table 
  IV 
  

   Comparison 
  of 
  the 
  results 
  of 
  all 
  observers 
  on 
  the 
  dissociation 
  pressure 
  of 
  

  

  covellite 
  (CuS) 
  

  

  Temper 
  

  

  ature 
  

  

  inC° 
  

  

  393 
  

  

  4 
  

  

  400 
  

  

  

  405 
  

  

  8 
  

  

  410 
  

  

  

  421 
  

  

  5 
  

  

  425 
  

  

  2 
  

  

  433 
  

  

  7 
  

  

  436 
  

  

  2 
  

  

  444 
  

  

  5 
  

  

  447 
  

  

  4 
  

  

  450 
  

  

  

  460 
  

  

  

  467 
  

  

  3 
  

  

  468 
  

  

  

  470 
  

  

  

  475 
  

  

  

  480 
  

  

  

  482 
  

  

  

  483 
  

  

  8 
  

  

  485 
  

  

  

  490 
  

  

  

  500- 
  

  

  502 
  

  

  3 
  

  

  Dissociation 
  pressures 
  in 
  mm. 
  of 
  mercury 
  

  

  Results 
  of 
  Preunner 
  and 
  

  

  Brockmoller 
  determined 
  Results 
  of 
  Wasjuch- 
  Results 
  by 
  

  

  by 
  the 
  spiral 
  quartz 
  nowa 
  determined 
  by 
  the 
  authors' 
  

  

  gauge 
  the 
  dynamic 
  method 
  method 
  

  

  80. 
  

  

  200- 
  

   .250' 
  

   313' 
  

  

  980' 
  

  

  0'6 
  

   1-6 
  

  

  5-3 
  

  

  7-0 
  

  

  14-0 
  

  

  2T8 
  

   29-0 
  

   (34)* 
  

  

  110 
  

  

  (145) 
  

  

  (195) 
  

   (255) 
  

  

  295 
  

  

  (560) 
  

   595 
  

  

  1-5 
  

  

  *2-7 
  

  

  11-2 
  

  

  31 
  

   55 
  

  

  93 
  

  

  170 
  

  

  320 
  

  

  393 
  

   510 
  

  

  Table 
  V. 
  

  

  Wasjuch 
  now 
  a's 
  original 
  results 
  on 
  the 
  dissociation 
  

   pressure 
  of 
  covellite 
  (CuS). 
  

  

  1 
  2 
  3 
  

  

  Schwefel 
  menge 
  pro 
  Dampfdruck 
  des 
  Schwefels 
  

  

  Temperatur 
  des 
  CuS 
  1 
  1. 
  Stickstoff 
  uber 
  dem 
  CuS 
  berechnet 
  

  

  C° 
  T, 
  abs 
  g. 
  f. 
  S 
  5 
  . 
  3 
  , 
  bei 
  444'5°C. 
  

  

  393*4 
  

  

  666-4 
  

  

  0-0054 
  

  

  Schwefel 
  in 
  g 
  pro 
  1 
  1. 
  

  

  405-8 
  

  

  678-8 
  

  

  0-0131 
  

  

  = 
  0-2239 
  

  

  421-5 
  

  

  694-5 
  

  

  0-0405 
  

  

  p 
  s 
  = 
  21-8 
  mm 
  

  

  436-2 
  

  

  709-2 
  

  

  0-1220 
  

  

  447*4 
  

  

  720-4 
  

  

  0-2884 
  

  

  

  467-3 
  

  

  740-3 
  

  

  1-290 
  

  

  

  483*8 
  

  

  756-8 
  

  

  5-274 
  

  

  

  502-3 
  

  

  775-3 
  

  

  30-380 
  

  

  

  * 
  Results 
  in 
  ( 
  ) 
  are 
  interpolated 
  by 
  Preunner 
  and 
  Brockmoller. 
  

  

  