123. (v20/21 -102-23) Kaliy fosfatning dissotsialanmagan molekulalari tarkibidagi atomlar soni dissotsialangan molekulalaridan hosil bolgan kationlar sonidan 2,408-1023 taga kam. Anionlar sonidan esa, 2,408-1023 taga kop bolsa, dissotsialanish darajasini hisoblang.
A) 50% B)60%
C) 70%
D) 80%