﻿304 
  

  

  MR 
  J. 
  DALMAHOY 
  ON 
  THE 
  WEIGHT 
  OF 
  AQUEOUS 
  VAPOUR 
  

  

  Table 
  I. 
  

  

  Date 
  and 
  Hour. 
  

  

  1849. 
  Dec. 
  15, 
  

  

  11 
  17 
  a.m., 
  

   1142 
  ... 
  

  

  12 
  13 
  P.M., 
  

   12 
  39 
  ... 
  

  

  110 
  ... 
  

   135 
  ... 
  

  

  1 
  58 
  ... 
  

  

  2 
  24 
  ... 
  

  

  2 
  48 
  ... 
  

  

  3 
  13 
  ... 
  

  

  1849. 
  Dec. 
  17, 
  

  

  10 
  44 
  a.m., 
  

   1134 
  ... 
  

  

  11 
  58 
  ... 
  

  

  12 
  29 
  P.M., 
  

   12 
  48 
  ... 
  

  

  1 
  10 
  ... 
  

  

  1 
  32 
  ... 
  

   155 
  ... 
  

  

  2 
  15 
  ... 
  

  

  2 
  38 
  ... 
  

  

  3 
  11 
  ... 
  

  

  1850. 
  Feb. 
  1, 
  

  

  11 
  40 
  A.M., 
  

  

  12 
  5 
  p.m., 
  

   12 
  30 
  ... 
  

  

  1 
  ... 
  

   1 
  24 
  ... 
  

  

  1 
  44 
  ... 
  

   28 
  ... 
  

  

  2 
  26 
  ... 
  

  

  2 
  48 
  ... 
  

   38 
  ... 
  

  

  3 
  29 
  ... 
  

   3 
  47 
  ... 
  

  

  1850. 
  Feb. 
  19, 
  

   10 
  50 
  a.m., 
  

   1117 
  ... 
  

  

  1143 
  ... 
  

   12 
  12 
  p.m. 
  

   12 
  44 
  ... 
  

  

  120 
  ... 
  

   145 
  ... 
  

   2 
  11 
  ... 
  

  

  2 
  39 
  ... 
  

   33 
  ... 
  

  

  3 
  30 
  ... 
  

   3 
  53 
  ... 
  

  

  1850. 
  Mar. 
  H, 
  

   10 
  38 
  a.m., 
  

   10 
  59 
  ... 
  

   1124 
  ... 
  

  

  1144 
  ... 
  

   12 
  3 
  P.M., 
  

   12 
  15 
  ... 
  

   12 
  35 
  ... 
  

  

  1850. 
  Aug. 
  14, 
  

   10 
  19 
  a.m., 
  

   10 
  28 
  ... 
  

  

  10 
  52 
  ... 
  

  

  11 
  12 
  ... 
  

   11 
  37 
  .. 
  

  

  11 
  59 
  ... 
  

  

  12 
  25 
  P.M., 
  

   12 
  47 
  ... 
  

  

  115 
  ... 
  

  

  1 
  39 
  ... 
  

  

  2 
  7 
  ... 
  

   2 
  28 
  ... 
  

   2 
  53 
  ... 
  

  

  1 
  

   2 
  

   3 
  

   4 
  

   5 
  

   6 
  

   7 
  

   8 
  

   9 
  

   10 
  

  

  11 
  

   12 
  

   13 
  

   14 
  

   15 
  

   16 
  

   17 
  

   18 
  

   19 
  

   20 
  

   21 
  

  

  22 
  

   23 
  

   24 
  

   25 
  

   26 
  

   27 
  

   28 
  

   29 
  

   30 
  

   31 
  

   32 
  

   33 
  

  

  34 
  

   35 
  

   36 
  

   37 
  

  

  38 
  

   39 
  

   40 
  

   41 
  

   42 
  

   43 
  

   44 
  

   45 
  

  

  46 
  

  

  47 
  

   48 
  

   49 
  

  

  50 
  

   51 
  

  

  29-468 
  

  

  5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

  

  10 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

  

  5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

  

  5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

   5 
  

  

  5 
  

   5 
  

  

  5 
  

   5 
  

  

  5 
  

   5 
  

  

  29-168 
  

  

  u 
  

  

  '8 
  . 
  

  

  v 
  — 
  

  

  c3 
  to 
  

  

  O.S 
  

  

  P-t- 
  

  

  a 
  ° 
  

  

  H 
  

  

  

  P 
  u 
  

  

  29-122 
  

  

  29-470 
  

  

  30-385 
  

  

  51-0 
  

   51-5 
  

   51-5 
  

   51-4 
  

   51-5 
  

   51-4 
  

   51-5 
  

   51-4 
  

   51-4 
  

   51-4 
  

  

  52-4 
  

   52-4 
  

   528 
  

   53-5 
  

   53-1 
  

   530 
  

   52-9 
  

   52-9 
  

   52-7 
  

   52-5 
  

   52-6 
  

  

  50-1 
  

   50-0 
  

   50-0 
  

   50-2 
  

   50-4 
  

   50-1 
  

   49-9 
  

   49-9 
  

   50-0 
  

   50-0 
  

   50-2 
  

   50-2 
  

  

  54-3 
  

   54-3 
  

   54-5 
  

   54-6 
  

   54-5 
  

   54-6 
  

   54-6 
  

   55-1 
  

   54-8 
  

   54-7 
  

   54-6 
  

   54-5 
  

  

  56-6 
  

  

  56-7 
  

   56-8 
  

   56-8 
  

  

  56-8 
  

   56-8 
  

  

  go 
  

  

  o 
  5-. 
  

  

  *53 
  

  

  p-33 
  1 
  

  

  Difference 
  between 
  the 
  weight 
  of 
  the 
  

   copper 
  vessel 
  before 
  and 
  after 
  the 
  

   condensation 
  of 
  moisture. 
  

  

  c 
  Eg, 
  

   'P 
  .© 
  S 
  , 
  

  

  H 
  R 
  £ 
  

  

  •S2o 
  £9i 
  

   5 
  -S3 
  o, 
  £&5 
  

  

  29844 
  

  

  47-9 
  

   47-9 
  

   48-2 
  

   48-1 
  

   48-2 
  

   48-3 
  

   48-3 
  

   48-1 
  

   48-3 
  

   48-3 
  

  

  49-5 
  

   49-5 
  

   49-9 
  

   501 
  

   50-1 
  

   50-0 
  

   50-1 
  

   50-1 
  

   49-9 
  

   49-7 
  

   49-7 
  

  

  47-4 
  

   47-4 
  

   47-6 
  

   47-5 
  

   47-4 
  

   47-4 
  

   47-4 
  

   47-5 
  

   47-4 
  

   47-4 
  

   47-6 
  

   47-6 
  

  

  50-2 
  

   50-2 
  

   50-5 
  

   50-7 
  

   50-4 
  

   50-6 
  

   50-6 
  

   50-8 
  

   50-8 
  

   50-6 
  

   50-6 
  

   50-6 
  

  

  51-1 
  

  

  51-2 
  

   51-3 
  

   51-3 
  

  

  51-3 
  

   51-5 
  

  

  44-7 
  

   44-2 
  

   44-8 
  

   44-7 
  

   44-8 
  

   45-2 
  

   45-1 
  

   44-7 
  

   45-2 
  

   45-2 
  

  

  46-7 
  

   46-7 
  

   47-2 
  

   46-9 
  

   47-3 
  

   47-2 
  

   47-5 
  

   47-5 
  

   47-2 
  

   47-1 
  

   46-9 
  

  

  44-6 
  

  

  44-8 
  

   45-1 
  

   44-7 
  

   44-4 
  

   44-6 
  

   44-9 
  

   45-0 
  

   44-8 
  

   44-8 
  

   44-9 
  

   44-9 
  

  

  46-3 
  

  

  46-3 
  

   46-7 
  

   47-2 
  

   46-5 
  

   46-8 
  

   46-8 
  

   46-7 
  

   47-2 
  

   46-7 
  

   46-8 
  

   46-9 
  

  

  45-8 
  

   45-9 
  

   46-0 
  

   46-0 
  

  

  46-0 
  

   46-5 
  

  

  67-3 
  

   67-4 
  

   67-5 
  

   67-7 
  

   67-8 
  

   67-9 
  

   68-1 
  

   68-3 
  

   68-6 
  

   68-7 
  

   68-8 
  

   69-0 
  

  

  60-4 
  

   60-5 
  

   60-6 
  

   60-7 
  

   60-8 
  

   60-9 
  

   61-0 
  

   61-3 
  

   61-6 
  

   61-7 
  

   61-8 
  

   61-9 
  

  

  •312 
  

   •306 
  

   •313 
  

   •312 
  

   •313 
  

   •316 
  

   •316 
  

   •312 
  

   •316 
  

   •316 
  

  

  •334 
  

   •334 
  

   •338 
  

   •336 
  

   •340 
  

   •339 
  

   •343 
  

   •343 
  

   •339 
  

   •338 
  

   •336 
  

  

  •311 
  

   •312 
  

   ■316 
  

   •312 
  

   •308 
  

   •311 
  

   •313 
  

   •315 
  

   •312 
  

   •312 
  

   •314 
  

   •314 
  

  

  •328 
  

  

  •328 
  

  

  •3341 
  

  

  •338 
  

  

  •331 
  

  

  •335 
  

  

  •335 
  

  

  •334 
  

  

  •338 
  

  

  •334 
  

  

  •335 
  

  

  •336 
  

  

  •324 
  

   •325 
  

   •326 
  

   •326 
  

  

  •323 
  

   •331 
  

  

  •112 
  

   •106 
  

   •113 
  

   •112 
  

   •113 
  

   •116 
  

   •116 
  

   112 
  

   •116 
  

   •116 
  

  

  •134 
  

   ■134 
  

   •138 
  

   ■136 
  

   •140 
  

   •139 
  

   •143 
  

   •143 
  

   •139 
  

   •138 
  

   136 
  

  

  •111 
  

   •112 
  

   •116 
  

   •112 
  

   •108 
  

   •111 
  

   ■113 
  

   •115 
  

   •112 
  

   •112 
  

   •114 
  

   •114 
  

  

  •128 
  

   •128 
  

   •134 
  

   •138 
  

   •131 
  

   •135 
  

   •135 
  

   •134 
  

   •138 
  

   •134 
  

   •135 
  

   •136 
  

  

  •124 
  

   •125 
  

   •126 
  

   •126 
  

  

  •126 
  

   •131 
  

  

  20-4 
  

   20-8 
  

   21-5 
  

   21-1 
  

  

  55-6 
  

   55-7 
  

   55-8 
  

   55-8 
  

   56-0 
  

   56-1 
  

   56-2 
  

   56-4 
  

   56-8 
  

   57-1 
  

   57-2 
  

   57-2 
  

  

  •451 
  

   •452 
  

   •455 
  

   •455 
  

   •458 
  

   •459 
  

   •460 
  

   •465 
  

   •471 
  

   •474 
  

   •476 
  

   ■476 
  

  

  Sg" 
  

  

  :o* 
  

  

  5S 
  

   o 
  s 
  

  

  S3 
  

  

  £ 
  99 
  -2 
  

  

  22-6 
  

   22-5 
  

   22-6 
  

  

  803-90t 
  

  

  803-89 
  

  

  803-89 
  

  

  803-88 
  

  

  803-87 
  

  

  803-87 
  

  

  803-86 
  

  

  803-85 
  

  

  80385 
  

  

  803-84f 
  

  

  80378t 
  

  

  803-77 
  

  

  803-76 
  

  

  803-76 
  

  

  803-75 
  

  

  803-74 
  

  

  803-73 
  

  

  803-72 
  

  

  803-72 
  

  

  803-71 
  

  

  803-70 
  

  

  803-70t 
  

  

  803-69 
  

  

  803-69 
  

  

  803-68 
  

  

  803-67 
  

  

  803-67 
  

  

  803-66 
  

  

  803-65 
  

  

  803-65 
  

  

  803-64 
  

  

  803-64 
  

  

  803-63f 
  

  

  803-631" 
  

  

  803-62 
  

  

  803-62 
  

  

  803-61 
  

  

  803-61 
  

  

  803-60 
  

  

  803-60 
  

  

  803-59 
  

  

  803-59 
  

  

  803-58 
  

  

  803-57 
  

  

  803-57t 
  

  

  

  St 
  

  

  ~-Z 
  

  

  005 
  

  

  0-06 
  

  

  ■251 
  

   •252 
  

   •255 
  

   •255 
  

   •258 
  

   •259 
  

   •260 
  

   •265 
  

   •271 
  

   •274 
  

   •276 
  

   •276 
  

  

  24-6 
  

  

  24-7 
  

   24-8 
  

   24-8 
  

  

  35-3 
  

   35-4 
  

   35-5 
  

   35-7 
  

  

  0-23 
  

   0-17 
  

   0-22 
  

   021 
  

  

  014 
  

   0-03 
  

   006 
  

  

  803 
  

   803 
  

   803 
  

   803 
  

  

  sos- 
  

   sos 
  

  

  803 
  

   803- 
  

   792- 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

   792 
  

  

  1-60 
  

   1-65 
  

   1-28 
  

   1-32 
  

   1-27 
  

  

  107 
  

  

  1-27 
  

   1-27 
  

  

  B 
  Efl 
  

  

  - 
  Tl 
  

  

  2-60 
  

   2-62 
  

   2-88 
  

   2-35 
  

   2-36 
  

   2-78 
  

   2-81 
  

  

  2-51 
  

   253 
  

   256 
  

  

  0-25 
  

   0-26 
  

   0-26 
  

  

  56 
  1 
  

   55 
  

   54 
  

   53 
  

   52 
  

   51 
  

   49 
  

   48t 
  

   •40t 
  

   39 
  

   ■38 
  

   •37 
  

   •36 
  

   •35 
  

   •34 
  

   33 
  

   33 
  

   •32 
  

   •31 
  

   31 
  

   •30 
  

   ■30t 
  

  

  0-06 
  

   0-07 
  

  

  018 
  

   0-14 
  

   0-16 
  

   0-16 
  

  

  0-71 
  

   0-72 
  

   0-67 
  

   0-70 
  

  

  2-S2 
  

   2-49 
  

   2-94 
  

   2-83 
  

   2-71 
  

  

  3-19 
  

   3-43 
  

   332 
  

   309 
  

  

  204 
  

   1-78 
  

   2-08 
  

   1-89 
  

   1-97 
  

  

  7-11 
  

   3-02 
  

   317 
  

   317 
  

  

  3-47 
  

  

  The 
  greatness 
  of 
  the 
  result 
  

   experiment 
  34 
  was 
  pro 
  

   owing 
  to 
  an 
  imperce; 
  

   current. 
  

  

  4-98 
  

   439 
  

   5-07 
  

  

  The 
  experiment 
  spoiled. 
  

  

  The 
  condensing 
  vessel 
  repai 
  

   The 
  experiment 
  spoiled. 
  

  

  .a 
  

  

  It 
  is 
  evident 
  that 
  in 
  the* 
  

   experiment 
  some 
  extran«" 
  

   water 
  must 
  have 
  fallen 
  on* 
  

  

  condensing 
  surface. 
  

  

  7-40 
  

  

  