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transformaciones hidrotermales de la caolinita - Biblioteca de la ...

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Apéndice IV. Activida<strong>de</strong>s <strong>de</strong> los cationes en solución a 250 ºC<br />

Apéndices<br />

a(Al 3+ ) a(Na + ) a(K + ) a(Mg 2+ ) a(Li + )<br />

Reacción Tiempo log a(H 4SiO 4) log ---------- log -------- log -------- log ---------- log ------- log a(H + )<br />

a(H + ) 3 a(H + ) a(H + ) a(H + ) 2 a(H + )<br />

G’ 1 -1.411 0.346 3.926 3.494 7.384 --- -4.769<br />

G’ 3 -1.436 -0.934 3.046 2.593 5.778 --- -4.010<br />

G’ 5 -1.242 1.060 5.213 4.673 9.709 --- -6.204<br />

G’ 10 -1.045 1.401 5.440 5.038 10.080 --- -6.482<br />

G’ 15 -1.412 1.529 5.424 5.006 10.100 --- -6.468<br />

G’ 30 -1.273 1.361 5.576 5.079 10.150 --- -6.590<br />

L’ 1 -2.549 0.129 9.074 --- 14.330 8.942 -10.093<br />

L’ 3 -2.749 0.066 9.125 --- 14.060 8.959 -10.154<br />

L’ 5 -2.335 0.525 8.517 --- 13.550 8.470 -9.583<br />

L’ 15 -1.856 2.533 6.704 --- 11.750

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