Rasmdagi eritmalarning elektr o‘tkazuvchanligini tekshirish uchun lampochkaga ulangan elektrodlar botirildi. Eritmalarni tajriba vaqtida lampochkalarning yorug‘ligi kamayib borish tartibida joylashtiring.

Rasmdagi eritmalarning elektr o‘tkazuvchanligini tekshirish uchun lampochkaga ul
  1. I, IV, III, II
  2. II, III, IV, I
  3. IV, II, III, I
  4. I, II, III, IV

📝 Detailed explanation

CH₃COOH – kuchsiz elektrolit; suv qancha ko‘p bo‘lsa, dissotsiatsiya darajasi shuncha katta va ionlar konsentratsiyasi (umumiy ion soni emas, balki elektr o‘tkazuvchanlikka ta’sir etadigan ko‘rsatkich) bo‘yicha eng yorqin yonadigani – eng ko‘p suvli II (40 ml), so‘ng III (30 ml), IV (20 ml), I (10 ml).
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Question 9 of 30
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