﻿Relations 
  in 
  Capillarity 
  , 
  

  

  507 
  

  

  and 
  pc 
  from 
  the 
  equations 
  T 
  = 
  I^Tc 
  

  

  Substituting 
  for 
  Tc 
  

  

  p 
  = 
  ape, 
  and 
  rearranging 
  the 
  equation 
  we 
  have 
  

  

  

  -)' 
  

  

  p^ 
  x/35-57 
  X 
  10- 
  V 
  ^^" 
  ^«' 
  • 
  * 
  ^^-^ 
  

  

  where 
  B 
  is 
  a 
  function 
  which 
  has 
  the 
  same 
  value 
  for 
  different 
  

   liquids 
  at 
  corresponding 
  states. 
  This 
  equation 
  is 
  more 
  useful 
  

   in 
  finding 
  values 
  of 
  ^Ca 
  than 
  equation 
  (2) 
  or 
  (4), 
  since 
  it 
  

   involves 
  data 
  which 
  are 
  available 
  for 
  a 
  larger 
  number 
  of 
  

   liquids. 
  

  

  The 
  agreement 
  of 
  this 
  equation 
  with 
  the 
  facts 
  is 
  shown 
  in 
  

   Table 
  XIII. 
  The 
  fifth 
  column 
  of 
  the 
  table 
  contains 
  the 
  value 
  

  

  Table 
  XIII. 
  

  

  iXame 
  of 
  liquid. 
  

  

  m. 
  

  

  Li. 
  

  

  Pi- 
  

  

  PI* 
  ' 
  

  

  1 
  S^^a. 
  

  

  Be 
  

  

  1 
  ^' 
  

  

  Ether 
  C4H10O 
  

  

  Methyl 
  formate 
  C2H4O2 
  

  

  Carbon 
  tetrachloride 
  C 
  CI4 
  ... 
  

   Benzene 
  CeHg 
  

  

  ! 
  

  

  \ 
  74 
  

  

  1 
  60 
  

  

  142 
  

  

  78 
  

  

  96-09 
  

   157 
  

   , 
  203-9 
  

   260-8 
  

   114 
  

   112-5 
  

  

  72 
  

   100 
  

   114 
  

  

  86 
  

  

  60 
  

  

  72-1 
  

  

  84 
  

  

  76 
  

  

  88 
  

  

  88 
  

  

  88 
  

   102 
  

   102 
  

   102 
  

   102 
  

  

  74 
  

  

  74 
  

  

  75-44 
  

   92-85 
  

   39^87 
  

   81-73 
  

   69-71 
  

   48-84 
  

   40-79 
  

   27-11 
  

   66-05 
  

   65-88 
  

   75-47 
  

   71-40 
  

   66-05 
  

   72-61 
  

   86-08 
  

   71-09 
  

   76-25 
  

   69-39 
  

   78-35 
  

   78-61 
  

   79-72 
  

   74-30 
  

   74-38 
  

   71-07 
  

   69-74 
  

   8908 
  

   86-93 
  

  

  . 
  -6907 
  

   -9283 
  

   1-4385 
  

   -7826 
  

   •92.33 
  

   1-2792 
  

   1-5347 
  

   1-9597 
  

   •6333 
  

   •9611 
  

   •6057 
  

   •6247 
  

   •6299 
  

   -6167 
  

   •9315 
  

   •6048 
  ^ 
  

   •7047 
  

   •6237 
  ' 
  

   •8304 
  i 
  

   •8305 
  ■ 
  

   •8408 
  , 
  

   •8046 
  , 
  

   •8071 
  1 
  

   -8147 
  

   -8102 
  

   -8741 
  

   -8658 
  

  

  1686 
  

   1202 
  

   1766 
  

   1716 
  

   1932 
  

   2154 
  

   2372 
  

   2192 
  

   2762 
  

   2050 
  

   1784 
  

   2494 
  

   2770 
  

   1941 
  

   1155 
  

   1734 
  

   2128 
  

   1782 
  

   1860 
  

   1862 
  

   1861 
  

   2197 
  

   2193 
  

   2130 
  

   2117 
  

   1565 
  

   1556 
  

  

  2742 
  

  

  H= 
  45-4 
  

  

  0=240-6 
  

  

  0=269-6 
  

  

  F=261-4 
  

  

  01=381-4 
  

  

  Br 
  =483-4 
  

  

  Sn 
  = 
  666-4 
  

  

  1=703-4 
  

  

  Fluor-benzene 
  CgHjFI 
  

  

  Bromo-benzene 
  CeHaBr 
  

  

  lodo-beuzene 
  CeH,! 
  

  

  Stannic 
  chloride 
  SnC]4 
  

  

  Di-isobutjl 
  CsH-s 
  

  

  Chloro-benzene 
  CeHjCl 
  

  

  Pentane 
  C5H1, 
  . 
  

  

  0950 
  

  

  

  1748 
  

   2170 
  

   2742 
  

   1988 
  

   1202 
  

   1748 
  

   2079 
  

   1625 
  

   1865 
  

   1865 
  

   1865 
  

   2196 
  

   2196 
  

   2196 
  

   2196 
  

   1533 
  

   1533 
  

  

  c„. 
  

  

  

  Octane 
  CsHie 
  

  

  H= 
  1 
  

  

  0= 
  5-30 
  

  

  0= 
  5-94 
  

  

  F= 
  5-76 
  

  

  01= 
  8-40 
  

  

  Br 
  = 
  l065 
  

  

  Sn 
  = 
  14-68 
  

  

  1=15-49 
  

  

  Hexane 
  CeHi^ 
  

  

  Acetic 
  acid 
  C 
  ,H40^ 
  

  

  Iso-pentane 
  CoH^ 
  , 
  

  

  Hexamethvlerie 
  C6H14 
  

  

  Di-isopropyl 
  C6H4 
  

  

  Propyl 
  formate 
  C4HsOg 
  

  

  Ethyl 
  acetate 
  C4H3O 
  .... 
  

  

  Methyl 
  propionate 
  C4H8O.,... 
  

   Propyl 
  acetate 
  CsHioO.^ 
  ..'.... 
  

   Ethyl 
  propionate 
  C.sHioO.^ 
  ... 
  

   Methyl 
  butyrate 
  C5H10O2 
  . 
  . 
  . 
  

   Methyl 
  isobutyrate 
  C.5H10O,,. 
  . 
  

   Methyl 
  acetate 
  C-iHeO., 
  ...'... 
  

   Ethyl 
  formate 
  C3H6O2' 
  

  

  Water 
  H.O 
  

  

  18 
  

   32 
  

   60 
  

  

  455-4 
  

   244-9 
  

   159-5 
  

  

  -9173 
  

   •7470 
  , 
  

   •7475 
  

  

  660 
  

   1082 
  

   1821 
  

  

  360 
  

  

  692 
  

  

  1355 
  

  

  

  Methyl 
  alcohol 
  CH4O 
  

  

  Propyl 
  alcohol 
  CaHgO 
  

  

  of 
  the 
  expression 
  on 
  the 
  right-hand 
  side 
  of 
  the 
  equation 
  

   calculated 
  from 
  data 
  given 
  in 
  the 
  preceding 
  columns 
  of 
  the 
  

   table. 
  The 
  values 
  for 
  the 
  first 
  eight 
  liquids 
  in 
  this 
  column 
  

  

  2M2 
  

  

  