﻿Decomposition 
  of 
  Hydrogen 
  Peroxide 
  by 
  Light. 
  47 
  

  

  Aug. 
  8. 
  

  

  I. 
  

  

  II. 
  

  

  III. 
  

  

  IV. 
  

  

  V. 
  

  

  VI. 
  

  

  Aug. 
  9. 
  

  

  IL 
  

  

  III. 
  

  

  IV. 
  

  

  V. 
  

  

  VI. 
  

  

  VII. 
  

  

  VIII. 
  

  

  IX. 
  

  

  X. 
  

  

  XI. 
  

  

  XII. 
  

  

  XIII 
  

  

  Aug. 
  10. 
  

  

  IL 
  

  

  III. 
  

   IV. 
  

  

  V. 
  

  

  VI. 
  

  

  VII. 
  

  

  VIII. 
  

  

  Aug. 
  11. 
  

  

  II." 
  

  

  III. 
  

  

  IV. 
  

  

  V. 
  

  

  VI 
  

  

  VII. 
  

  

  VIII. 
  

  

  Initial. 
  

  

  H 
  2 
  2 
  (a) 
  

   HA 
  (a) 
  

   Water. 
  

   Water. 
  

  

  H 
  2 
  2 
  (a) 
  

   H 
  2 
  0» 
  

  

  Water. 
  

  

  Water. 
  

  

  H 
  2 
  2 
  («) 
  

  

  H 
  2 
  0» 
  

  

  Water. 
  

  

  Water. 
  

  

  H 
  2 
  2 
  (a) 
  

  

  H 
  2 
  2 
  (a) 
  

  

  Water. 
  

  

  H 
  2 
  2 
  (a) 
  

  

  H 
  2 
  2 
  (a) 
  

  

  Water. 
  

  

  H 
  2 
  2 
  (a) 
  

  

  Water. 
  

   Water. 
  

  

  H 
  2 
  2 
  (6) 
  

   H 
  2 
  0#) 
  

  

  Water. 
  

  

  H 
  2 
  2 
  (6) 
  

  

  Water, 
  

  

  H 
  2 
  2 
  (6) 
  

  

  h 
  m 
  

  

  11 
  55 
  

  

  12 
  19 
  

   12 
  47 
  

  

  1 
  10 
  

  

  1 
  38 
  

  

  2 
  

  

  9 
  40 
  

   10 
  2 
  

   10 
  30 
  

  

  10 
  52 
  

  

  11 
  21 
  

  

  11 
  44 
  

  

  12 
  9 
  

   12 
  31 
  

   12 
  59 
  

  

  1 
  26 
  

  

  1 
  49 
  

  

  2 
  20 
  

   2 
  51 
  

  

  9 
  52 
  

   10 
  17 
  

  

  10 
  45 
  

  

  11 
  13 
  

  

  11 
  50 
  

  

  12 
  20 
  

   12 
  50 
  

  

  1 
  23 
  

  

  Water 
  

  

  H 
  2 
  0#) 
  

  

  H 
  2 
  2 
  (6) 
  

  

  Water, 
  

  

  Water 
  

  

  H0 
  2 
  (6) 
  

  

  Water 
  

  

  Electrometer 
  

   Deflexions. 
  

  

  Aug. 
  13. 
  

  

  I. 
  Water. 
  

   II. 
  | 
  H 
  2 
  2 
  ( 
  C 
  ) 
  

  

  Aug. 
  14. 
  ! 
  

  

  IL 
  

  

  III. 
  ! 
  

   IV. 
  

   V. 
  

  

  Water. 
  

  

  H 
  2 
  2 
  (c 
  

   H 
  2 
  2 
  (e) 
  

   Water. 
  

   H 
  2 
  2 
  (c) 
  

  

  10 
  15 
  

  

  10 
  46 
  

  

  11 
  9 
  

  

  11 
  44 
  

  

  12 
  10 
  

   12 
  40 
  

  

  1 
  11 
  

   1 
  37 
  

  

  10 
  33 
  

  

  11 
  20 
  

  

  10 
  45 
  

  

  11 
  20 
  

  

  11 
  47 
  

  

  12 
  20 
  

   12 
  59 
  

  

  2^5 
  

  

  287 
  

   284 
  

   286 
  

   287 
  

   288 
  

  

  Final. 
  

  

  274 
  

   275 
  

   275 
  

   274 
  

   275 
  

   275 
  

   273 
  

   260 
  

  

  271 
  

   275 
  

  

  274 
  

   274 
  

   276 
  

   273 
  

   270 
  

  

  164 
  

   182 
  

  

  187 
  

   190 
  

   184 
  

   181 
  

  

  209 
  

   184 
  

  

  88 
  : 
  

   185 
  

   197 
  

  

  82 
  

   174 
  

  

  72 
  ! 
  

  

  185 
  

   193 
  

  

  187 
  

   196 
  

   190 
  

   212 
  

   43 
  

  

  Weather 
  Notes. 
  

  

  ioi 
  h 
  

  

  i 
  

  

  105 
  

  

  97 
  

  

  271 
  

  

  182 
  

  

  

  272 
  

  

  194 
  

  

  

  277 
  

  

  190 
  

  

  

  272 
  

  

  189 
  

  

  

  278 
  

  

  205 
  

  

  

  276 
  

  

  210 
  

  

  

  277 
  

  

  189 
  

  

  

  272 
  

  

  189 
  

  

  

  260 
  

  

  193 
  

  

  

  266 
  

  

  198 
  

  

  

  274 
  

  

  207 
  

  

  

  273 
  

  

  219 
  

  

  

  278 
  

  

  194 
  

  

  

  272 
  

  

  170 
  

  

  

  267 
  

  

  164 
  

  

  

  267 
  

  

  161 
  

  

  

  273 
  

  

  184 
  

  

  

  274 
  

  

  184 
  

  

  

  274 
  

  

  167 
  

  

  

  275 
  

  

  155 
  

  

  

  272 
  

  

  130 
  

  

  1 
  

  

  103 
  

   107 
  ) 
  

  

  88 
  

  

  83 
  

  

  67* 
  

  

  68 
  

  

  67 
  

  

  54 
  

  

  84 
  

  

  102 
  

  

  103 
  

  

  106 
  

  

  89 
  

  

  90 
  

   107 
  

   120 
  

   142 
  

  

  65 
  

   91 
  

  

  187 
  

   89 
  

   78 
  

  

  193 
  

   99 
  

  

  188 
  

  

  86 
  

   82 
  

  

  87 
  

   78 
  

   86 
  

   61 
  

   227 
  

  

  S.W. 
  breeze. 
  Bright 
  sunshine, 
  

   }• 
  though 
  sun 
  occasionally 
  obscured 
  

   ! 
  by 
  passing 
  clouds. 
  

  

  Calm 
  to 
  slight 
  S. 
  breeze. 
  

   y 
  Continuous 
  bright 
  

   sunshine. 
  

  

  * 
  A 
  rapid 
  loss 
  at 
  first 
  was 
  

   J 
  noticed 
  in 
  this 
  experiment. 
  

  

  Wind 
  S.E. 
  slight. 
  Sky 
  overcast 
  

   with 
  thin 
  clouds. 
  No 
  bright 
  sun- 
  

   shine, 
  but 
  fairly 
  continuous 
  feeble 
  

   sunshine, 
  sufficient 
  to 
  cast 
  definite 
  

   shadows. 
  

  

  Weather 
  conditions 
  seemed 
  

   strictly 
  comparable. 
  

   "1 
  Wind 
  freshening 
  to 
  a 
  stiff 
  breeze. 
  

   J 
  Some 
  bright 
  sunshine. 
  

  

  Bright 
  sunshine. 
  

   } 
  S.S.E. 
  breeze, 
  freshening 
  as 
  

   day 
  went 
  on. 
  

  

  "I 
  Wind 
  W. 
  backing 
  to 
  

   I 
  overcast. 
  

  

  S.E. 
  breeze, 
  

   bright 
  sunshine. 
  

  

  (a) 
  75 
  c.c. 
  of 
  a 
  " 
  20-vol." 
  H 
  2 
  2 
  . 
  (b) 
  75 
  c.c. 
  of 
  a 
  fresh 
  supply 
  of 
  " 
  20-vol. 
  puriss." 
  H 
  2 
  2 
  

   (c) 
  Another 
  75 
  c.c. 
  of 
  the 
  same 
  H 
  2 
  2 
  . 
  

  

  