Frysepunktsbestemmelse - Danmarks Tekniske Universitet

Bachelorprojekt ved KT, DTU Januar 2009
Jan Nielsen Kaj Thomsen
KC-KA 0,022318 0,014879 1,6638 1,4599 25
Tabel 16 afvejede værdier til binære opløsninger
Høj konc. [g] Mellem konc. [g] Lav konc. [g] Vand H [g] Vand M [g] Vand L [g]
NaCl 3,7637 2,1745 1,0419 24,9896 24,9866 25,0201
KCl 4,7667 2,7728 1,3348 24,9877 25,0093 24,9993
NaC2H3O2 5,2414 3,1424 1,461 25,0012 25,0085 24,9991
KC2H3O2 6,2520 3,6525 1,7497 25,0036 25,0086 25,0008
Tabel 17 afvejede værdier til ternære opløsninger
1:1
Stof 1
[g]
Stof 2
[g]
Vand
[g]
Stof 1
[wt%]
Stof 2
[Wt%]
Stof 1 molalitet
[mol/kg vand]
Stof 2
molalitet
[mol/kg vand] sum wt%
NC-NA 1,0870 2,5774 24,9982 3,792398 8,992206 0,7440 0,7579 12,6392
NC-KC 1,0867 1,3856 25,0249 3,952039 5,039059 0,7430 0,7427 9,0030
NC-KA 1,1040 1,8539 24,9985 3,949006 6,631397 0,7557 0,7558 10,4322
NA-KC 2,5489 1,3877 25,0018 8,80802 4,795358 0,7494 0,7446 13,5441
NA-KA 2,5348 1,8268 25,0152 8,628578 6,218513 0,7449 0,7443 14,8352
KC-KA 1,3900 1,8237 25,0060 4,925637 6,462507 0,7457 0,7433 11,3831
1:2
NC-NA 0,7268 3,3742 25,0184 2,495931 11,58746 0,4971 0,9915 14,0834
NC-KC 0,7671 1,8709 25,0132 2,774201 6,766072 0,5247 1,0033 9,3325
NC-KA 0,7235 2,4352 24,9996 2,569402 8,648249 0,4952 0,9928 11,2146
NA-KC 1,6924 1,8488 24,9983 5,930027 6,478039 0,4977 0,9921 12,3892
NA-KA 1,6857 2,4321 25,0088 5,787493 8,350099 0,4955 0,9912 14,1478
KC-KA 0,9511 2,4416 25,0243 3,34694 8,59204 0,5098 0,9944 11,8398
2:1
NC-NA 1,4501 1,6860 25,0088 5,152266 5,990428 0,9921 0,4956 11,1457
NC-KC 1,4508 0,9359 25,0121 5,295122 3,415843 0,9925 0,5019 8,6711
NC-KA 1,4501 1,2164 25,0039 5,240618 4,396033 0,9923 0,4958 9,6359
65