2.67 *10^(-8); 1.78 *10^(-8);
Объяснение:
ДР = [Ba(2+)]^3[PO4(3-)]^2 = 6.03*10^(-39);
[Ba(2+)] = 1.5[PO4(3-)] = 1.5x;
(1.5x)^3 * x^2 = 6.03*10^(-39);
3.375x^5 = 6.03*10^(-39);
x = 1.78 * 10^(-8);
[Ba(2+)] = 1.5 * 1.78 * 10^(-8) = 2.67*10^(-8);
[PO4(3-)] = 1.78 * 10^(-8);
2.67 *10^(-8); 1.78 *10^(-8);
Объяснение:
ДР = [Ba(2+)]^3[PO4(3-)]^2 = 6.03*10^(-39);
[Ba(2+)] = 1.5[PO4(3-)] = 1.5x;
(1.5x)^3 * x^2 = 6.03*10^(-39);
3.375x^5 = 6.03*10^(-39);
x = 1.78 * 10^(-8);
[Ba(2+)] = 1.5 * 1.78 * 10^(-8) = 2.67*10^(-8);
[PO4(3-)] = 1.78 * 10^(-8);