Malic Acid Data

The tables of data for the pure aqueous acid are given below.


(1a) Water Activities from Electrodynamic Balance Measurements

    aW           mfs           m        np   t     uncert.  ref.   weight
  0.8605       0.48560        7.040     1e  25.0    0.01     a      1.0  
  0.7519       0.58867       10.67      1e  25.0    0.01     a      1.0  
  0.6156       0.69001       16.60      1e  25.0    0.01     a      1.0  
  0.0678       0.93094      100.47      1e  25.0    0.01     a      1.0  
  0.1765       0.88733       58.72      1g  25.0    0.01     a      0.5  
  0.4458       0.77157       25.19      1g  25.0    0.01     a      1.0  
  0.7023       0.63138       12.77      1g  25.0    0.01     a      1.0  
  0.8449       0.50736        7.68      1g  25.0    0.01     a      1.0  
  0.9031       0.41020        5.19      1g  25.0    0.01     a      1.0  
  0.8922       0.42890        5.60      2e  25.0    0.01     a      1.0  
  0.8397       0.49385        7.28      2e  25.0    0.01     a      1.0  
  0.6556       0.66920       15.09      2e  25.0    0.01     a      1.0  
  0.3878       0.79992       29.81      2e  25.0    0.01     a      1.0  
  0.1311       0.93054         -        2e  25.0    0.01     a      0.0  
  0.8500       0.50332        7.557     3e  25.0    0.01     a      1.0  
  0.8046       0.54135        8.804     3e  25.0    0.01     a      1.0  
  0.5458       0.70695       18.00      3e  25.0    0.01     a      1.0  
  0.3162       0.80964       31.71      3e  25.0    0.01     a      1.0  
  0.0585       0.90873         -        3e  25.0    0.01     a      0.0  
  0.2812       0.82127       34.28      3g  25.0    0.01     a      1.0  
  0.4256       0.77282       25.37      3g  25.0    0.01     a      1.0  
  0.7111       0.64120       13.33      3g  25.0    0.01     a      1.0  
  0.8500       0.50332        7.557     4e  25.0    0.01     a      1.0  
  0.6394       0.67043       15.17      4e  25.0    0.01     a      1.0  
  0.4575       0.74473       21.75      4e  25.0    0.01     a      1.0  
  0.2500       0.84984       42.19      4e  25.0    0.01     a      1.0  
  0.0470       0.92828       96.55      4e  25.0    0.01     a      1.0  
  0.8500       0.50332        7.557     4g  25.0    0.01     a      1.0  
  0.0400       0.94243      122.02      4g  25.0    0.01     a      1.0  
  0.8246       0.52825        8.353     4g  25.0    0.01     a      1.0 
Notes and References


(1b) Osmotic Coefficients from Bulk Solution Measurements

   M       nS/nW       aW        m        osm        t     uncert.    ref.  weight   
   -         -         -       0.0981     0.9276     25.0   0.13(a)    a      0.0 
   -         -         -       0.1991     0.9099     25.0   0.12(a)    a      0.0 
   -         -         -       0.3047     0.9021     25.0   0.10(a)    a      0.0 
   -         -         -       0.4011     0.9271     25.0   0.09(a)    a      0.0 
   -         -         -       0.4912     0.9484     25.0   0.08(a)    a      0.0 
   -         -         -       0.5931     0.9711     25.0   0.06(a)    a      0.0 
   -         -         -       0.6992     0.9762     25.0   0.05(a)    a      0.0 
   -         -         -       0.7997     0.9841     25.0   0.04(a)    a      0.0 
   -         -         -       0.8932     0.9908     25.0   0.02(a)    a      0.0 
   -         -         -       1.0055     0.9996     25.0   0.015(a)   a      0.0 
   -         -         -       1.2719     1.0080     25.0   0.015(a)   a      0.0       
   -         -         -       1.6337     1.0143     25.0   0.015(a)   a      0.0 
   -         -         -       1.9703     1.0176     25.0   0.015(a)   a      0.0 
   -         -         -       2.9259     1.0380     25.0   0.015(a)   a      0.0 
   -         -         -       8.1988     1.1741     25.0   0.015(a)   a      0.0 
   -         -         -      10.8559     1.2305     25.0   0.015(a)   a      0.0 
   -         -         -       0.5278     1.0227     25.0   0.01(b)    b      1.0 
   -         -         -       1.1230     1.0198     25.0   0.01(b)    b      1.0 
   -         -         -       1.9890     1.0185     25.0   0.01(b)    b      1.0 
   -         -         -       2.4410     1.0362     25.0   0.01(b)    b      1.0 
   -         -         -       2.5520     1.0364     25.0   0.01(b)    b      1.0 
   -         -         -       3.0080     1.0414     25.0   0.01(b)    b      1.0 
   -         -         -       3.0540     1.0498     25.0   0.01(b)    b      1.0 
   -         -         -       3.5850     1.0537     25.0   0.01(b)    b      1.0 
   -         -         -       3.7730     1.0548     25.0   0.01(b)    b      1.0 
   -         -         -       4.6530     1.0900     25.0   0.01(b)    b      1.0 
   -         -         -       6.1180     1.1292     25.0   0.01(b)    b      1.0 
   -         -         -       6.4200     1.1400     25.0   0.01(b)    b      1.0 
   -         -         -       0.3917     0.8529     25.0   0.43(c)    c      0.0 
   -         -         -       0.8231     0.8824     25.0   0.21(c)    c      0.0 
   -         -         -       1.8481     1.0390     25.0   0.093(c)   c      0.0 
   -         -         -       3.2068     1.1079     25.0   0.055(c)   c      0.0 
   -         -         -       4.9346     1.1852     25.0   0.038(c)   c      0.0 
   -         -         -       7.3687     1.2420     25.0   0.027(c)   c      0.0 
   -         -         -       0.500      1.0140     25.0   0.033(d)   d      1.0 
   -         -         -       1.000      1.0282     25.0   0.017(d)   d      1.0 
   -         -         -       1.500      1.0202     25.0   0.011(d)   d      1.0 
   -         -         -       2.000      1.0307     25.0   0.008(d)   d      1.0 
   -         -         -       2.500      1.0390     25.0   0.007(d)   d      1.0 
   -         -         -       3.000      1.0462     25.0   0.006(d)   d      1.0 
   -         -         -      10.05       1.198      25.0   0.021(c)   e      1.0 
   -         -         -      10.211      1.332      25.0   0.003(e)   f      1.0 
   -         -         -      1.0064      0.7777     25.0   0.17(c)    g       -  
   -         -         -      1.4844      0.8319     25.0   0.11(c)    g       -  
   -         -         -      1.9956      0.8759     25.0   0.086(c)   g       -  
   -         -         -      2.4371      0.9298     25.0   0.071(c)   g       -  
   -         -         -      2.9132      0.9774     25.0   0.060(c)   g       -  
   -         -         -      3.6137      1.0159     25.0   0.049(c)   g       -  
   -         -         -      3.9038      1.0472     25.0   0.046(c)   g       -  
   -         -         -      5.3893      1.1541     25.0   0.035(c)   g       -  
   -         -         -      7.9063      1.1908     25.0   0.025(c)   g       -  
   -      0.35069    0.6192     -           -        25.0   0.009(f)   h       -  
   -      0.35069    0.6125     -           -        25.0   0.009(f)   h       -  
   -      0.35069    0.5758     -           -        25.0   0.009(f)   h       -  
   -      0.35069    0.5768     -           -        25.0   0.009(f)   h       -  
   -      0.12906    0.8621     -           -        25.0   0.009(f)   h       -  
   -      0.18875    0.7861     -           -        25.0   0.009(f)   h       -  
   -      0.07505    0.9189     -           -        25.0   0.009(f)   h       -  
   -      0.02776    0.9699     -           -        25.0   0.009(f)   h       -  
   -      0.01616    0.9804     -           -        25.0   0.009(f)   h       -  
   -      0.008598   0.9922     -           -        25.0   0.009(f)   h       -  
   -      0.01323    0.9820     -           -        25.0   0.009(f)   h       -  
   -      0.04293    0.9427     -           -        25.0   0.009(f)   h       -  
   -      0.009531   0.9851     -           -        25.0   0.009(f)   h       -  
 0.1855      -       0.995    0.1889        -        25.0   0.003(g)   i       -  
 0.3701      -       0.993    0.3829        -        25.0   0.003(g)   i       -  
 0.7669      -       0.985    0.8224        -        25.0   0.003(g)   i       -  
 1.1891      -       0.976    1.321         -        25.0   0.003(g)   i       -  
 1.6001      -       0.967    1.848         -        25.0   0.003(g)   i       -  
 2.4772      -       0.943    3.127         -        25.0   0.003(g)   i       -  
 3.4641      -       0.907    4.886         -        25.0   0.003(g)   i       -  
 4.3295      -       0.865    6.811         -        25.0   0.003(g)   i       -  
Notes and References