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Dori moddalar eritmalarining tiniqligi, loyqaligi va ranglilik d

Authored by Islom Karimov

Chemistry

University

Used 1+ times

Dori moddalar eritmalarining tiniqligi, loyqaligi va ranglilik d
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Eritmaning tiniqligini aniqlashdan maqsad nima?

Eritma haroratini aniqlash

Eritmaning rangi va zichligini baholash

Eritmada mexanik aralashmalar yo‘qligini aniqlash

Eritmani qaynash haroratini aniqlash

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tiniqlik baholashda eritmani qanday idishda saqlanadi?

Temir idishda

Shisha silindrda

Plastik butilkada

Metall probirkada

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Eritma tiniq bo‘lmasa, u qanday xolatda deyiladi?

Normal

Steril

Loyqa

Barqaror

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ranglilik darajasi deganda nima tushuniladi?

Eritmaning hidi

Eritmaning qovushqoqligi

Eritmaning rang intensivligi

Eritmaning tiniqligi

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ranglilikni aniqlashda qanday usul qo‘llaniladi?

Vizual solishtirish usuli

Qaynash usuli

Gravimetrik usul

Suyuqlik xromatografiyasi

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Eritmalarning rangliligi nechanchi nanometr oralig‘ida baholanadi?

100–200 nm

400–700 nm

800–1000 nm

50–150 nm

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dori moddalarning tiniqligini baholashda standart sifatida nima ishlatiladi?

Kofe eritmasi

Distillangan suv

Etil spirti

Kaliy permanganat

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