Tính khối lượng trung bình của hỗn hợp khí có thành phần như sau: a) 50% H2; 50% O2 b) 10% NO2; 20% CO2; 30% N2; 40% Cl2

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giúp với nhanh & đúng mik vote ***** cảm ơn

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vẽ 🐕 dog đi nl : nhắn nhủ 1 ai đó

Vẽ semi nữ ạ <33 Cho me hỏi Semi là gì ạ ? Có khác gì với anime và các thể loại khác k nak ? ( Buộc phải trl câu hỏi trên ạ )

II. Give the correct form of verbs in brackets in near future tense, then rewrite these sentences into negative and interrogative 1. Mike ____________ (go) to play soccer this afternoon. 2. Look at those men. They __________________________ (jump) into the river. 3. We ___________________ (visit) our grandparents this evening. 4. Peter _________________________ (hold) his birthday party tonight. 5. They ____________________ (see) the movie Dream City this evening. 6. We ____________________ (go) camping this weekend. 7. I ____________________ (work) in the Garden Restaurant. 8. Mark ____________________ (buy) a new house. 9. They ____________________ (rent) a flat. 10. He ____________________ (stay) at home. 11. She ____________________ (travel) to India. 12. I ____________________ (go) to the cinema tonight. 13. We ____________________ (go) out this weekend. 14. Their parents____________________ (have) a meeting on Saturday 15. It __________(snow) in Brighton tomorrow evening giúp với

V. Write the correct form of the word in brackets. 1. People seem to have lost their ___________ in boating on small rivers. (enjoy) 2. More and more ___________are leaving the countryside to city. (farm) 3. A town has a ___________ population than a village does. (large) 4. Sylvia likes the ___________ atmosphere during her stay in the valley. (peace) 5. The firefighters were praised for their ___________ and devotion to duty. (brave) 6. Visually the house is very pleasing, but it’s ___________. (comfort) 7. It is true that the city can provide much ___________. (convenient) 8. Agricultural work is ___________ seen as a male occupation. (tradition) 9. Villages and towns are not as densely ___________ as cities. (populate) 10. The trip was an ___________ experience. We enjoyed it very much! (forget)

Cho ∆OEN có trung tuyến OI. Gọi T là trung điểm của OI . Đường ET cắt ON tại U. Điền dấu thích hợp vào chỗ trống: 3OU ... 2UN

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