
ERITMA KONSENTRATSIYASINI ANIQLASH USULLARI
Authored by Tibbiy fundamental fanlar kafedrasi
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University
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27 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Moddalar asosan qanday agregat holatlarni ko’rsating:
Suyuq, qattiq, gaz, plazmatik
To'yingan, to'yinmagan va o’ta to’yingan
Konsentrlangan, ajralgan
Kolloid, haqiqiy
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Quyidagilardan qaysi biri molyar kontsentratsiyaga to’g’ri keladi?
1 litr eritmada mol miqdor erigan eritmaga.
Massa komponentining eritmaning massasiga nisbati.
Komponentning aralashmaning hajmiga nisbati.
Bir mililitr eritmadagi grammlar soni.
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Eritma titrining nima aytiladi?
1ml eritmadagi erigan moddaning grammdagi massasi.
1ml solventida mavjud bo'lgan grammdagi moddalarning massasi.
1 litl eritmada mavjud bo'lgan milligrammdagi moddalarning massasi.
1 litr eritmada mavjud bo'lgan moddaning ekvivalent miqdori.
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Neytrallash usulida qanday ko'rsatkichlar ishlatiladi?
Kislota-asos ko'rsatkichlar
Metall ko'rsatkichlar.
Redoks ko'rsatkichlari.
Tashqi ko'rsatkichlar.
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Titrlash jarayonida indikator rangi keskin o’zgaradigan holat bu ?
+Titrlashning oxirgi nuqtasi
Doimiy ko'rsatkich.
O'tish titrlash.
Neytrallanish nuqtasi.
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Oshqozon suvi ichidagi xlorid kislotasining tarkibini aniqlash uchun qaysi usuldan foydalanish kerak:
Alkalimetriya Atsidimetriya;
Mora Usuli;
Yodsiz kislota-asosiy titrlash;
Murakkab titrlash.
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Titrlash uchun ishlatiladigan konsentratsiyasi aniq bo’lgan eritma nima deyiladi ?
Ishchi yoki Titrant.
Ingibitor.
ishchialikvot.
Indikator.
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