Uy » Online olimpiada » Kimyo olimpiada » 9-sinf Kimyo olimpiada №4 Kimyo olimpiada 9-sinf Kimyo olimpiada №4 InfoMaster Yanvar 5, 2023 613 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 2 12345678910111213141516171819202122232425 Vaqtingiz tugadi! 9-sinf Kimyo olimpiada №4 03.01.2023 yil oo.uzedu.uz Online olimpiada savollari! 1 / 25 Avogadro doimiysining o‘lchov birligi qanday? 1/mol g/mol mol o‘lchov birligiga ega emas 2 / 25 Kalsiy fosfat molekulasida nechta sigma va nechta pi bog’ borligini aniqlang. 7; 1; 21; 3; 28; 4 14; 2; 3 / 25 NO va N2Ox dan iborat aralashmada kislorodning massa ulushi 40% , NO ning massa ulushi 21,4% bo’lsa, X ni toping. 3 1 5 2 4 / 25 20 l NO va 30 l O₂ aralashtirildi. Moddalar doimiy temperatura va bosimda reaksiyaga kirishdi hamda hamma NO NO₂ ga aylandi. Hosil bo`lgan gazlar aralashmasining hajmi l da qancha? 70 50 40 60 5 / 25 Eng qutibli bog`: N-Cl Br-Cl P-Cl I-Cl 6 / 25 B A D C 7 / 25 A B C D 8 / 25 C D B A 9 / 25 C B D A 10 / 25 D B C A 11 / 25 A B D C 12 / 25 A C D B 13 / 25 B D A C 14 / 25 D C A B 15 / 25 A C B D 16 / 25 C B D A 17 / 25 C B A D 18 / 25 D A C B 19 / 25 A C B D 20 / 25 A D C B 21 / 25 B C A D 22 / 25 A D B C 23 / 25 C A B D 24 / 25 C A B D 25 / 25 C A B D 0% Author: InfoMaster Foydali bo'lsa mamnunmiz
