user-avatar
Phamthinhuy
2 năm trước
Tính thể tích của những lượng chất sau ở đktc 1) 9.1023 phân tử khí CO2 2) 0,15 mol khí O2 3) 0,025 mol khí N2 4) 32 g khí SO2 5) Hỗn hợp 2,8g khí N2 và 7,1g khí Cl2
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Giúp mk với A. PRONUNCIATION: Question 2 : Choose the word whose underlined part is pronounced differently from the rest. 1.A. faced B. fixed C. wicked D. raised 2.A.enough B although C. cough D. rough 3.A. teenage B. manage C. damage D. luggage 4.A. watches B. oranges C. figures D. classes 5. A comprise B. divide C. primary D. religion B VOCABULARY AND GRAMMAR. I Choose the best answer A, B, C or D . 1.We feel very………………… today. A. happy B. happiness C. happily D. happiest 2. I’ve looked …………… some new words in the dictionary. A. at B. for C. up D. on 3. Solar energy doesn’t cause ………………... A. pollution B. polluted C. pollute D. pollutant 4. Where ……………… you go if you have a car? A. would B. have C. will D. did 5. ………………….. is a person who installs and repairs water pipes. A. Electrician B. Carpenter C. Blacksmith D. Plumber 6. It is getting cold. You ‘d better not……………. without a coat. A. go out B. to go out C. going out D. have gone out. 7. Nothing will prevent him …………… succeeding. A. in B. at C. from D. on 8. The teacher with …………… we studied last year no longer teaches in our school. A. who B. whom C. whose D. that 9. They made me ………….. on the floor. A. lie B. to lie C. lying D. lay 10. Nothing can be done right now, ………………? A. can they B. can’t they C. can it D can’t it 11. Did you like the book that I gave you? - ………….. the novels that I’ve read, I enjoyed this one most. A. for all B. all of C. of all D. from all 12. What would you like for dinner ? - ………….. we’re both so tired, why don’t we order a pizza. A. However B. Since C. Moreover D. Although

giúp mình với VII Fill in the blank with the correct form of the given word. 1. People living in big cities tend to be more …………… than those in the countryside. 2. Although farmers work very hard, many of them lead a poor life. They don’t have a lot of …………… in their houses. 3. I think it is more …………… to live in a big city because you can enjoy a lot of interesting activities. 4. I am expecting to have an …………… time with my relatives in this summer holiday. 5. It is so …………… to see the moon and starry sky at night. ambition furnish entertain enjoy love VIII Find one mistake in each sentence and correct it. 1. He adores to go to the parties in weekends with his close friend. A B C D 2. Flying kites on the paddle field with other kids is very excited to him. A B C D 3. She can swim much more well than anyone else in my class. A B C D 4. What she is truly keen in is classical music not modern music. A B C D 5. Why should we learn about the life of Vietnam’s ethnic minority people? A B C D XV Make complete sentences based on the given words. 1. Jonny/ like/ play/ drum/ room/ whereas/ Kenny/ enjoy/ gym/ fitness center/ weekends. 2. Drive/ city/ be/ much/ stressful/ drive/ countryside. 3. People/ countryside/ seem/ have to/ work/ hard/ people/ city. 4. Clothing/ the Muong women/ diversified/ that/ men. 5. Muong/ be/ fourth/ largest/ ethnic minority group/ Vietnam/ Viet/ Tay/ Thai. XVI Rewrite the following sentences based on the given words. 1. All of the children of the Smith’s really like playing rackets. → (keen) 2. The thing that I hate most is motor racing, and I will never do it in my life. → (detest) 3. The harvest festival in my hometown usually starts in October, but this year it started in the middle of September. → (earlier) 4. It takes a buffalo about half of a day to plough that field, but a machine can do it within an hour. → (faster) 5. In cities, classrooms are equipped with speakers, computers, projectors; however, classrooms in the countryside don’t have any. → (better equipped)

1. Bình mới 16 tuổi nhưng mẹ Bình đã ép gã Bình cho một người nhà giàu ở xã bên. Bình không đồng ý thì bị mẹ đánh và cứ tổ chức cưới, bắt Bình về nhà chồng. - Việc làm của mẹ Bình đúng hay sai ? Vì sao ? - Cuộc hôn nhân này có được pháp luật thừa nhận không ? Vì sao ? - Bình có thể làm gì để thoát khỏi cuộc hôn nhân đó ? 2. Anh Đức và chị Hoa là con bác , con chí rột nhưng họ yêu nhau. Gia đình và họ hàng hai bên khuyên can, ngăn cản nhưng học vẫn cương quyết lấy nhau vì họ cho rằng họ có quyền tự do lựa chọn , không ai có quyền ngăn cản. - Theo em lí do " tự do lựa chọn " của anh Đức và chị Hoa có đúng hay không ? Vì sao ? - Nếu anh Đức và chị Hoa cứ cố tình lấy nhau thì cuộc hôn nhân của họ có hợp pháp không ? Vì sao ?

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team