Красноярский государственный университет, химический факультет 660041, Россия, г.Красноярск, пр. Свободный, 79, e-mail: кафедра физической химии
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Коэффициенты активности кислот, оснований, солей
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0.1 |
0.2 |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 |
0.9 |
1.0 |
AgNO3 |
0.734 |
0.657 |
0.606 |
0.567 |
0.536 |
0.509 |
0.485 |
0.464 |
0.446 |
0.429 |
AlCl3 |
0.337 |
0.305 |
0.302 |
0.313 |
0.331 |
0.356 |
0.388 |
0.429 |
0.479 |
0.539 |
Al2(SO4)3 |
0.035 |
0.0225 |
0.0176 |
0.0153 |
0.0143 |
0.014 |
0.0142 |
0.0149 |
0.0159 |
0.0175 |
BaCl2 |
0.500 |
0.444 |
0.419 |
0.405 |
0.397 |
0.391 |
0.391 |
0.391 |
0.392 |
0.395 |
BeSO4 |
0.150 |
0.109 |
0.0885 |
0.0769 |
0.0692 |
0.0639 |
0.0600 |
0.0570 |
0.0546 |
0.0530 |
CaCl2 |
0.518 |
0.472 |
0.455 |
0.448 |
0.448 |
0.453 |
0.460 |
0.470 |
0.484 |
0.500 |
CdCl2 |
0.2280 |
0.1638 |
0.1329 |
0.1139 |
0.1006 |
0.0905 |
0.0827 |
0.0765 |
0.0713 |
0.0669 |
Cd(NO3)2 |
0.513 |
0.464 |
0.442 |
0.430 |
0.425 |
0.423 |
0.423 |
0.425 |
0.428 |
0.433 |
CdSO4 |
0.150 |
0.103 |
0.0822 |
0.0699 |
0.0615 |
0.0553 |
0.0505 |
0.0468 |
0.0438 |
0.0415 |
CoCl2 |
0.522 |
0.479 |
0.463 |
0.459 |
0.462 |
0.470 |
0.479 |
0.492 |
0.511 |
0.531 |
CrCl3 |
0.331 |
0.298 |
0.294 |
0.300 |
0.314 |
0.335 |
0.362 |
0.397 |
0.436 |
0.481 |
Cr(NO3)3 |
0.319 |
0.285 |
0.279 |
0.281 |
0.291 |
0.304 |
0.322 |
0.344 |
0.371 |
0.401 |
Cr2(SO4)3 |
0.0458 |
0.0300 |
0.0238 |
0.0207 |
0.0190 |
0.0182 |
0.0181 |
0.0185 |
0.0194 |
0.0208 |
CsBr |
0.754 |
0.694 |
0.654 |
0.626 |
0.603 |
0.586 |
0.571 |
0.558 |
0.547 |
0.538 |
CsCl |
0.756 |
0.694 |
0.656 |
0.628 |
0.606 |
0.589 |
0.575 |
0.563 |
0.553 |
0.544 |
CsI |
0.754 |
0.692 |
0.651 |
0.621 |
0.599 |
0.581 |
0.567 |
0.554 |
0.543 |
0.533 |
CsNO3 |
0.733 |
0.655 |
0.602 |
0.561 |
0.528 |
0.501 |
0.478 |
0.458 |
0.439 |
0.422 |
CsOH |
0.795 |
0.761 |
0.744 |
0.739 |
0.739 |
0.742 |
0.748 |
0.754 |
0.762 |
0.771 |
CsOAc |
0.799 |
0.771 |
0.761 |
0.759 |
0.762 |
0.768 |
0.776 |
0.783 |
0.792 |
0.802 |
Cs2SO4 |
0.456 |
0.382 |
0.338 |
0.311 |
0.291 |
0.274 |
0.262 |
0.251 |
0.242 |
0.235 |
CuCl2 |
0.508 |
0.455 |
0.429 |
0.417 |
0.411 |
0.409 |
0.409 |
0.410 |
0.413 |
0.417 |
Cu(NO3)2 |
0.511 |
0.460 |
0.439 |
0.429 |
0.426 |
0.427 |
0.431 |
0.437 |
0.445 |
0.455 |
CuSO4 |
0.150 |
0.104 |
0.0829 |
0.0704 |
0.0620 |
0.0559 |
0.0512 |
0.0475 |
0.0446 |
0.0423 |
FeCl2 |
0.5185 |
0.473 |
0.454 |
0.448 |
0.450 |
0.454 |
0.463 |
0.473 |
0.488 |
0.506 |
HBr |
0.805 |
0.782 |
0.777 |
0.781 |
0.789 |
0.801 |
0.815 |
0.832 |
0.850 |
0.871 |
HCl |
0.796 |
0.767 |
0.756 |
0.755 |
0.757 |
0.763 |
0.772 |
0.783 |
0.795 |
0.809 |
HClO4 |
0.803 |
0.778 |
0.768 |
0.766 |
0.769 |
0.776 |
0.785 |
0.795 |
0.808 |
0.823 |
HI |
0.818 |
0.807 |
0.811 |
0.823 |
0.839 |
0.860 |
0.883 |
0.908 |
0.935 |
0.963 |
HNO3 |
0.791 |
0.754 |
0.735 |
0.725 |
0.720 |
0.717 |
0.717 |
0.718 |
0.721 |
0.724 |
H2SO4 |
0.2655 |
0.2090 |
0.1826 |
— |
0.1557 |
— |
0.1417 |
— |
— |
0.1316 |
KBr |
0.772 |
0.722 |
0.693 |
0.673 |
0.657 |
0.646 |
0.636 |
0.629 |
0.622 |
0.617 |
KCl |
0.770 |
0.718 |
0.688 |
0.666 |
0.649 |
0.637 |
0.626 |
0.618 |
0.610 |
0.604 |
KClO3 |
0.749 |
0.681 |
0.635 |
0.599 |
0.568 |
0.541 |
0.518 |
— |
— |
— |
K2CrO4 |
0.456 |
0.382 |
0.340 |
0.313 |
0.292 |
0.276 |
0.263 |
0.253 |
0.243 |
0.235 |
KF |
0.775 |
0.727 |
0.700 |
0.682 |
0.670 |
0.661 |
0.654 |
0.650 |
0.646 |
0.645 |
K3Fe(CN)6 |
0.268 |
0.212 |
0.184 |
0.167 |
0.155 |
0.146 |
0.140 |
0.135 |
0.131 |
0.128 |
K4Fe(CN)6 |
0.139 |
0.0993 |
0.0808 |
0.0693 |
0.0614 |
0.0556 |
0.0512 |
0.0479 |
0.0454 |
— |
KH2PO4 |
0.731 |
0.653 |
0.602 |
0.561 |
0.529 |
0.501 |
0.477 |
0.456 |
0.438 |
0.421 |
KI |
0.778 |
0.733 |
0.707 |
0.689 |
0.676 |
0.667 |
0.660 |
0.654 |
0.649 |
0.645 |
KNO3 |
0.739 |
0.663 |
0.614 |
0.576 |
0.545 |
0.519 |
0.496 |
0.476 |
0.459 |
0.443 |
KOAc |
0.796 |
0.766 |
0.754 |
0.750 |
0.751 |
0.754 |
0.759 |
0.766 |
0.774 |
0.783 |
KOH |
0.798 |
0.760 |
0.742 |
0.734 |
0.732 |
0.733 |
0.736 |
0.742 |
0.749 |
0.756 |
KSCN |
0.769 |
0.716 |
0.685 |
0.663 |
0.646 |
0.633 |
0.623 |
0.614 |
0.606 |
0.599 |
K2SO4 |
0.441 |
0.360 |
0.316 |
0.286 |
0.264 |
0.246 |
0.232 |
— |
— |
— |
LiBr |
0.796 |
0.766 |
0.756 |
0.752 |
0.753 |
0.758 |
0.767 |
0.777 |
0.789 |
0.803 |
LiCl |
0.790 |
0.757 |
0.744 |
0.740 |
0.739 |
0.743 |
0.748 |
0.755 |
0.764 |
0.774 |
LiClO4 |
0.812 |
0.794 |
0.792 |
0.798 |
0.808 |
0.820 |
0.834 |
0.852 |
0.869 |
0.887 |
LiI |
0.815 |
0.802 |
0.804 |
0.813 |
0.824 |
0.838 |
0.852 |
0.870 |
0.888 |
0.910 |
LiNO3 |
0.788 |
0.752 |
0.736 |
0.728 |
0.726 |
0.727 |
0.729 |
0.733 |
0.737 |
0.743 |
LiOH |
0.760 |
0.702 |
0.665 |
0.638 |
0.617 |
0.599 |
0.585 |
0.573 |
0.563 |
0.554 |
LiOAc |
0.784 |
0.742 |
0.721 |
0.709 |
0.700 |
0.691 |
0.689 |
0.688 |
0.688 |
0.689 |
Li2SO4 |
0.468 |
0.398 |
0.361 |
0.337 |
0.319 |
0.307 |
0.297 |
0.289 |
0.282 |
0.277 |
MgCl2 |
0.529 |
0.489 |
0.477 |
0.475 |
0.481 |
0.491 |
0.506 |
0.522 |
0.544 |
0.570 |
MgSO4 |
0.150 |
0.107 |
0.0874 |
0.0756 |
0.0675 |
0.0616 |
0.0571 |
0.0536 |
0.0508 |
0.0485 |
MnCl2 |
0.516 |
0.469 |
0.450 |
0.442 |
0.440 |
0.443 |
0.448 |
0.455 |
0.466 |
0.479 |
MnSO4 |
0.150 |
0.105 |
0.0848 |
0.0725 |
0.0640 |
0.0578 |
0.0530 |
0.0493 |
0.0463 |
0.0439 |
NH4Cl |
0.770 |
0.718 |
0.687 |
0.665 |
0.649 |
0.636 |
0.625 |
0.617 |
0.609 |
0.603 |
NH4NO3 |
0.740 |
0.677 |
0.636 |
0.606 |
0.582 |
0.562 |
0.545 |
0.530 |
0.516 |
0.504 |
(NH4)2SO4 |
0.439 |
0.356 |
0.311 |
0.280 |
0.257 |
0.240 |
0.226 |
0.214 |
0.205 |
0.196 |
NaBr |
0.782 |
0.741 |
0.719 |
0.704 |
0.697 |
0.692 |
0.689 |
0.687 |
0.687 |
0.687 |
NaCl |
0.778 |
0.735 |
0.710 |
0.693 |
0.681 |
0.673 |
0.667 |
0.662 |
0.659 |
0.657 |
NaClO3 |
0.772 |
0.720 |
0.688 |
0.664 |
0.645 |
0.630 |
0.617 |
0.606 |
0.597 |
0.589 |
NaClO4 |
0.775 |
0.729 |
0.701 |
0.683 |
0.668 |
0.656 |
0.648 |
0.641 |
0.635 |
0.629 |
Na2CrO4 |
0.464 |
0.394 |
0.353 |
0.327 |
0.307 |
0.292 |
0.280 |
0.269 |
0.261 |
0.253 |
NaF |
0.765 |
0.710 |
0.676 |
0.651 |
0.632 |
0.616 |
0.603 |
0.592 |
0.582 |
0.573 |
NaH2PO4 |
0.744 |
0.675 |
0.629 |
0.593 |
0.563 |
0.539 |
0.517 |
0.499 |
0.483 |
0.468 |
NaI |
0.787 |
0.751 |
0.735 |
0.727 |
0.723 |
0.723 |
0.724 |
0.727 |
0.731 |
0.736 |
NaNO3 |
0.762 |
0.703 |
0.666 |
0.638 |
0.617 |
0.599 |
0.583 |
0.570 |
0.558 |
0.548 |
NaOAc |
0.791 |
0.757 |
0.744 |
0.737 |
0.735 |
0.736 |
0.740 |
0.745 |
0.752 |
0.757 |
NaOH |
0.766 |
0.727 |
0.708 |
0.697 |
0.690 |
0.685 |
0.681 |
0.679 |
0.678 |
0.678 |
NaSCN |
0.787 |
0.750 |
— |
0.720 |
0.715 |
0.712 |
0.710 |
0.710 |
0.711 |
0.712 |
Na2SO4 |
0.445 |
0.365 |
0.320 |
0.289 |
0.266 |
0.248 |
0.233 |
0.221 |
0.210 |
0.201 |
NiCl2 |
0.522 |
0.479 |
0.463 |
0.460 |
0.464 |
0.471 |
0.482 |
0.496 |
0.515 |
0.563 |
NiSO4 |
0.150 |
0.105 |
0.0841 |
0.0713 |
0.0627 |
0.0562 |
0.0515 |
0.0478 |
0.0448 |
0.0425 |
Pb(NO3)2 |
0.395 |
0.308 |
0.260 |
0.228 |
0.205 |
0.187 |
0.172 |
0.160 |
0.150 |
0.141 |
RbBr |
0.763 |
0.706 |
0.673 |
0.650 |
0.632 |
0.617 |
0.605 |
0.595 |
0.586 |
0.578 |
RbCl |
0.764 |
0.709 |
0.675 |
0.652 |
0.634 |
0.620 |
0.608 |
0.599 |
0.590 |
0.583 |
RbI |
0.762 |
0.705 |
0.671 |
0.647 |
0.629 |
0.614 |
0.602 |
0.591 |
0.583 |
0.575 |
RbNO3 |
0.734 |
0.658 |
0.606 |
0.565 |
0.534 |
0.508 |
0.485 |
0.465 |
0.446 |
0.430 |
RbOAc |
0.796 |
0.767 |
0.756 |
0.753 |
0.755 |
0.759 |
0.766 |
0.773 |
0.782 |
0.792 |
Rb2SO4 |
0.451 |
0.374 |
0.331 |
0.301 |
0.279 |
0.263 |
0.249 |
0.238 |
0.228 |
0.219 |
SrCl2 |
0.511 |
0.462 |
0.442 |
0.433 |
0.430 |
0.431 |
0.434 |
0.441 |
0.449 |
0.461 |
TlClO4 |
0.730 |
0.652 |
0.599 |
0.559 |
0.527 |
— |
— |
— |
— |
— |
TlNO3 |
0.702 |
0.606 |
0.545 |
0.500 |
— |
— |
— |
— |
— |
— |
UO2Cl2 |
0.544 |
0.510 |
0.520 |
0.505 |
0.517 |
0.532 |
0.549 |
0.571 |
0.595 |
0.620 |
UO2SO4 |
0.150 |
0.102 |
0.0807 |
0.0689 |
0.0611 |
0.0566 |
0.0515 |
0.0483 |
0.0458 |
0.0439 |
ZnCl2 |
0.515 |
0.462 |
0.432 |
0.411 |
0.394 |
0.380 |
0.369 |
0.357 |
0.348 |
0.339 |
Zn(NO3)2 |
0.531 |
0.489 |
0.474 |
0.469 |
0.473 |
0.480 |
0.489 |
0.501 |
0.518 |
0.535 |
ZnSO4 |
0.150 |
0.140 |
0.0835 |
0.0714 |
0.0630 |
0.0569 |
0.0523 |
0.0487 |
0.0458 |
0.0435 |
В таблице приведены средние коэффициенты активности при 250С для моляльной концентрации веществ в пределах от 0,1 до 1,0.
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