﻿Homogeneous 
  Gas 
  Reactions 
  at 
  Constant 
  Pressure. 
  439 
  

   P 
  =3. 
  

  

  X 
  -5 
  -7 
  '8 
  -9 
  -95 
  1*0 
  

  

  k 
  (~j 
  t 
  -349 
  -839 
  1-470 
  3406 
  7-339 
  oo 
  

  

  p=4. 
  

  

  ?®' 
  

  

  p=8. 
  

  

  (3 
  

  

  kl 
  vJ 
  * 
  

  

  -6 
  *8 
  9 
  -95 
  1-0 
  

  

  -389 
  1-060 
  2-424 
  5-180 
  oo 
  

  

  -7 
  -8 
  -9 
  -95 
  1-0 
  

  

  -295 
  -507 
  1-148 
  243 
  oo 
  

  

  Fig. 
  1. 
  

   •5 
  10 
  1-5 
  20 
  2-5 
  _ 
  3-0 
  3-5 
  40 
  45 
  5-0 
  5-5 
  60 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  •*' 
  

  

  

  

  

  

  i.« 
  

  

  

  

  

  — 
  

  

  

  

  

  

  

  

  

  

  

  — 
  

  

  

  

  i 
  

  

  p- 
  

  

  

  V- 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  / 
  

  

  

  / 
  

  

  U 
  

  

  

  

  P 
  ] 
  

  

  3 
  

  

  

  ~t 
  

  

  \3i 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  / 
  

  

  

  / 
  

  

  y 
  

  

  s 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  / 
  

  

  / 
  

  

  V 
  

  

  / 
  

  

  s 
  

  

  s 
  

  

  

  

  

  

  

  

  *>-** 
  

  

  ..- 
  

  

  

  

  

  

  

  

  i 
  

  

  v 
  / 
  

  

  ' 
  

  

  / 
  

  

  ' 
  

  

  

  

  

  

  

  

  

  i^~ 
  

  

  

  r 
  

  

  

  

  

  

  

  

  i 
  

  

  / 
  

  

  / 
  

  

  / 
  

  

  * 
  

  

  

  s 
  

  

  ^ 
  

  

  

  

  

  

  

  

  I 
  

  

  

  

  

  

  

  

  

  / 
  

  

  

  / 
  

  

  » 
  

  

  

  

  

  

  

  

  1 
  

  

  // 
  

  

  / 
  

  

  

  V 
  

  

  

  / 
  

  

  

  

  VELOCITY 
  OF 
  THE 
  REACTION 
  

  

  Hi 
  

  

  ' 
  

  

  / 
  

  

  / 
  

  

  ' 
  

  

  

  

  

  

  2A+B 
  ->2C 
  

  

  / 
  

  

  / 
  

  

  / 
  

  

  

  

  

  

  

  B 
  in 
  excess, 
  oc= 
  - 
  £3 
  

  

  \ 
  

  

  

  7 
  

  

  

  

  

  

  

  

  

  X= 
  fraction 
  of 
  A 
  converted 
  in 
  time 
  t 
  

  

  _'< 
  

  

  / 
  

   // 
  

  

  / 
  

  

  

  

  

  

  

  

  jf= 
  initial 
  concentration 
  of 
  A 
  

  

  initial 
  concentration 
  of 
  B 
  b 
  

   '~ 
  initial 
  concentration 
  of 
  A 
  ~Q 
  

  

  

  

  

  

  

  1 
  

  

  x 
  _ 
  

  

  7 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  h 
  - 
  velocity 
  constant 
  

  

  

  / 
  

  

  

  

  

  

  

  

  k&h- 
  

  

  

  

  / 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  ■5 
  -^ti- 
  

  

  ■3 
  — 
  

  

  l-O 
  

  

  I-5 
  2-0 
  2-5 
  30 
  3-5 
  40 
  45 
  50 
  5-5 
  6-0 
  

  

  These 
  figures 
  have 
  been 
  plotted 
  in 
  fig. 
  1. 
  The 
  curves 
  

   obtained 
  are 
  applicable 
  to 
  all 
  ter-molecular 
  gas-reactions 
  of 
  

   the 
  type 
  2A-pB-> 
  at 
  constant 
  pressure, 
  the 
  volume-change 
  

  

  