27-dekabr 1-smena originallar savollar
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telegram kanalimiz: @shamseducation +998945466007 shukurov feruz milliy sertifikat original savollar 27-dekabr 1-smena 1. tarozi pallasini chap tomonida 42,14*1023 ta cu o’ng tomoniga necha mol fe qo’shilganda tarozi pallasi tenglashadi? a) 7 b) 8 c) 10 d) 12 2. hcl kislota eritmasiga kalsiy karbonat qo’shilganda eritma massasi 5,6 grammga ortgan. qo’shilgan kalsiy karbonat massasini toping? a) 10 b) 15 c) 20 d) 25 3. oligosaxarid gidrolizlandi glukoza olindi , moy kislotali bijģitildi birinchi va ikkinchi reaksiyalar 75% unum bilan bordi. oligosaxid massa 7,2 gram. sarflangan suv massasini toping. a) b) c) d) telegram kanalimiz: @shamseducation +998945466007 shukurov feruz 4. cucl2 va mecl2 tutgan eritma orqali 1,3f tok o’tkazildi. natijada har ikki metaldan jami 35,6 gr ajraldi.elektroli...
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