1. Na
2
S0
4
eritmasidagi ionlar soni 600 ta bo'lsa,
dissotsilanmagan molekulalar sonini aniqlang.
(α=80%)
A) 200 B) 50 C) 250 D) 750
2. CaCl
2
eritmasidagi anionlar soni 600 ta bo'lsa,
dissotsilanmagan molekulalar sonini aniqlang.
(a=93,75%)
A) 20 B) 50 C) 300 D) 13
3. 400 ta Li
2
SO
4
bo'lgan
eritma dissotsilanishidan
hosil bo'lgan kationlar soni dissotsilanmagan
molekulalar sonidan nechtaga ko'pligini toping.
(a=80%)
A) 640 B) 800 C) 560 D) 80
4. 200 ta Na