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VIII.Yangi mavzuni mustahkamlash: Klaster, aqliy hujum usulidan foydalanish
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| bet | 179/218 | | Sana | 07.05.2021 | | Hajmi | 0,53 Mb. | | #14382 |
VIII.Yangi mavzuni mustahkamlash: Klaster, aqliy hujum usulidan foydalanish.
IX.Uyga vazifa:
11) quyidagi reaksiya NO(g)]Cl2(g)«NOCl(g) bosimi 5 marta kamaysa, reaksiya tezligi qanday o‘zgaradi ? A)120 marta ortadi B)125 marta kamayadi C)120 marta kamayadi D)125 marta ortadi E)112 marta ortadi
12) Reaksiya tezligi 30oC da 0,1 mol/l·s ga teng. Agar reaksiya tezligining temperatura koeffitsienti 2 ga teng bыlsa, shu reaksiyaning 0oC dagi tezligi (mol/l·s) =anchaga teng bыladi? A)0,8 B)2,8·10-2 C)3,0 D)8,0 E)1,25·10-2
13) Temperatura koeffitsienti 2 ga teng bыlgan reaksiyaning 70oC dagi tezligi 3 mol/l·sek bыlsa, uning 20oC dagi tezligini (mol/l·sek) щisoblang. A)32 B)96 C)0,048 D)81 E)0,093
14) Reaksiya 20oC da 2 minut ichida tugaydi. Reaksiya tezligining temperatura koeffitsienti 2 ga teng bыlsa, 60oC da reaksiya necha sekundda tugaydi? A)15,5 B)10,4 C)7,5 D)4,4 E)13,3
15) Temperatura 10oC ga oshganda reaksiya tezligi 3 marta oshadi. Agar temperatura 90oC dan 30oC gacha kamaysa, reaksiya tezligi qanday o‘zgaradi ?
A)729 marta kamayadi B)243 marta oshadi C)81 marta kamayadi D)81 marta ortadi E)243 marta kamayadi
50-dars Tezlik bo‘yicha masalalar va ularning yechimlari
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