mavzu 4 (massa ulush)

ishlanishlarini ko'rish uchun quydagi telegram kanalimizga kiring: kimyo tv 4-mavzu 1. nitrat kislotadagi kislorodning massa ulushini xisoblang. a) 22,2% b) 1,58% c) 76,2% d) 99% 2. nitrat kislotadagi azotning massa ulushini xisoblang. a) 22,2% b) 1,58% c) 76,2% d) 99% 3. nitrat kislotadagi vodorodning massa ulushini xisoblang. a) 22,2% b) 1,58% c) 76,2% d) 99% 4. aluminiy sulfatdagi aluminiyning massa ulushini xisoblang. a) 15.78% b) 28% c) 56.14% d) 84.2% 5. aluminiy sulfatdagi oltingugurtning massa ulushini xisoblang. a) 15.78% b) 28% c) 56.14% d) 84.2% 6. aluminiy sulfatdagi kislorodning massa ulushini xisoblang. a) 15.78% b) 28% c) 56.14% d) 84.2% 7. mis kuparosidagi misning massa ulushini xisoblang. a) 25,6% b) 36% c) 12,8% d) 51,2% 8. mis kuparosidagi oltingugurtning massa …

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