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Toshkent viloyati quyi chirchiq tumani maktabining 7 – “ ” sinf o`quvchisi
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| bet | 3/8 | | Sana | 10.01.2024 | | Hajmi | 55.94 Kb. | | #134377 |
Bog'liq 7-Sinf KIMYO NAZORAT ISHI daftar 2022 o\'t yoquvchi va qoravullarning 1 yanvardan 31-yanvargacha 2023-yilgi navbatchilik ro\'yhati, «Buxgalteriya hisobi» fanidan test savollari Buxgalteriya hisobi3- Nazorat ishi.
Mavzu:
Nazorat shakli: masalalar yechish.
1-masala: 87,75g osh tuzini hosil qilish uchun qancha massa natriy metali kerak.
2-masala: tarkibida 63,22 % Mn va 36,78 % O bo’lgan moddaning formulasini aniqlang.
3-masala: 10g H2 ning normal sharoyitdagi hajmini va undagi molekulalar sonini toping.
4-masala: 41g natriy fosfatning modda miqdorini hisoblang.
5-masala: Quyidagi reaksiyalarni tugallang va koeffitsiyentlarni qo’ying.
Al + Cl2 → P + O2 →
N2 + H2→ Ag+Br→
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Sana Ball Imzo
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