Kimyo | Asilbek Salohiddinov
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Ma'ruf TONGOTAROV 18-variant 41-savol.
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Bu kitobdan sertifikat imtihoniga tayyorgarlik ko'rayotgan o'quvchilar, sertifikat imtihonidan tashqari OLIMPIADA SAVOLLARIga ham tayyor bo'lib qolar ekan. Bir urinib ko'ring quyiroqda video yechimni ulashaman,

Ma'ruf TONGOTAROV 19-variant 17-savol.
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Ma'ruf TONGOTAROV 19-variant 17-savol.
7. 2 ta reaksiyaning 50°C dagi tezliklari nisbati (r₁ : r₂) 1 : 1, 20°C dagisi 8 : 1 bo‘lsa, ularning temperatura koeffitsiyentlari nisbatini (γ₁ : γ₂) aniqlang.
Anonymous Quiz
24%
A) 1 : 2
34%
B) 1 : 4
33%
C) 2 : 1
9%
D) 4 : 1
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20-variant 9-savol.
KCl eritmasi biroz bug'latilganda massasi 10/9 marta kamaydi. Keyin eritmaga bug'langan suv massasichaKCl qo'shildi. Bunda kaliy xloridning massa ulushi 27/20 marta oshdi. Dastlabki eritmadagi tuzning massa ulushini (%) toping.
Anonymous Quiz
15%
A) 10
52%
B) 20
26%
C) 30
7%
D) 40
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Savol tanishmi? 😉
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Savol tanishmi? 😉
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Savol tanishmi? 😉
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