Mik đang cần gấp ai lm nhanh mik vote 5 sao nghen Bài 1 (4,5 đ) 1.1 (2,5 đ) Hãy chọn chất thích thích hợp và viết thành phương trình hóa của các phản ứng sau (Viết đủ điều kiện nếu có) a) ? + ? → KOH + ?  b) Fe + O 2 → ? c) ? → O 2  + ? + ? d) CH 4 + ? → ? + H 2 O e) Al + ? → ? + H 2  1.2 (1,5 đ) Viết các phương trình hóa học thực hiện chyển đổi hóa học và xác định loại phản ứng hóa học sau Zn → H 2 → H 2 O → Ca(OH) 2 1.3 (0,5 đ) Cho 3 bình chất rắn mất nhãn riêng biệt sau: Na 2 O, P 2 O 5 và Al 2 O 3 . Trình bày phương pháp hóa học để nhận biết từng bình chất rắn đó, mà chỉ dùng thêm nước và một hóa chất khác.

Phân biệt phản xạ không điều kiện với phản xạ có điều kiện ?Lấy 2 ví dụ cho mỗi loại

Em hãy cảm nhận về nhân vật Ph-răng khoảng 7 câu.Ai nhanh mình tim nha

Những kiến thức quan trọng của hẹ thức vi-et

Chỉ mình câu 4 được kh ạ Mình cảm ơn

Cấu tạo và chức năng của Đại não?

Vẽ cho mình con chim bồ câu nha

2x + 3y= 5 Và x/2 +y =1 giúp em vớiiiiiiiiiiiiiiii ạ

32. ________ the internet is very popular, many older people do not know how to use it. A. However B. Nevertheless C. Even though D. Despite 33. _________ he wasn’t feeling very well, David was determined to take part in the inter-university athletics meet. A. Although B. While C. Where as D. yet 34. __________ what Megan prepared for the job interview, she didn’t pass it. A. Despite of B. In spite of C. Though D. However 35. Although the sun was shining, __________. A. it wasn’t very hot B. it was very hot C. yet it was very hot D. but it was very hot 36. _________ his poor health, Mr. Brown still works hard to support his family. A. Despite of B. Despite C. Although D. Because of 37. _________ my father is old, he still goes jogging. A. Although B. Because C. So that D. Despite

Help mk vs các Pro II. TRẮC NGHIỆM CÂU 13. In spite of his hard work, he could not finish the job. a. As hard as he work b. Despite he worked hard c. Though he worked hard d. Although hard work 14. Despite the fact that it rained, we enjoyed our trip. Because of the rain b. Though it is raining c. Despite of the heavy rain d. Though it rained 15. Tom went to work although he didn’t feel very well. a. that he did not feel very well b. despite of the fact not feeling well c. because he did not feel very well d. despite not feeling very well 16. Although he is very old, he can walk to the station. a. In spite of his old age b. Despite his old age c. Despite the fact that he is old d. All are correct 17. I have tried hard but I can’t earn enough money. A. Although I have tried hard, but I can’t earn enough money. B. Although I have tried hard, I can’t earn enough money. C. In spite of I have tried hard, I can’t earn enough money. D. Despite I have tried hard, but I can’t earn enough money. 18. She stayed at home because her mother was sick. A. Despite her sick mother, she stayed at home. B. Because of her sick mother , she stayed at home. C. In spite of her sick mother, she stayed at home. D. A & C are correct. 19. Although he took a taxi, Bill arrived late for the concert. A. Bill arrived late for the concert because he takes a taxi. B. Bill arrived late for the concert because of the taxi. C. In spite of taking a taxi, Bill arrived late for the concert. D. Although Bill took a taxi, he can’t come to the concert in time. 20. In spite of his suffering from a bad cold, William went to school. A. Although William suffers from a bad cold, he went to school. B. Although William suffered from a bad cold, he went to school. C. William went to school although he is suffering from a bad cold. D. William went to school; he suffered from a bad cold although. 21. Despite the fact that it was snowing, I felt warm. A. In spite of snowing, I felt warm. B. In spite of feeling warm, it was snowing. C. Although it was snowing, I felt warm. D. Although I felt warm, it was snowing. 22. Though he tried hard, he didn’t succeed. A. Despite he tried hard, he didn’t succeed. B. In spite of he tried hard, he didn’t succeed. C. In spite of trying hard, he didn’t succeed. D. Even though he tried hard, but he didn’t succeed. 23. Because of the development of birth-control, women could delay having children . A. Because birth-control was developed, women could delay having children. B. Because birth-control is developed, women could delay having children. C. Despite birth-control is developed, women could delay having children. D. Though birth-control was developed, women could delay having children. 24. John is fat because he eats so many chips. A. John is fat because of the fact that he eats so many chips. B. John is fat because of eating so many chips. C. John is fat because of not eating so many chips. D. A & B are correct. 25. He was very tired but he kept on working. A. Despite he was very tired, he kept on working. B. In spite of he was very tired, he kept on working. C. Though his tiredness, he kept on working. D. Although he was very tired, he kept on working. 26. The trip was boring but we enjoyed it a lot. A. We enjoyed boring trips. B. We are bored with the trip. C. We liked the trip very much even though it was boring. D. The trip bored us. 27. Because the medical care is improved, we live healthier. A. Because of the medical care is improved, we live healthier B. Because of the improvement of the medical care, we live healthier. C. Despite the improvement of the medical care, we live healthier. D. B & C are correct. 28. Although he is rich, he feels unhappy. A. He feels unhappy because of his richness. B. He feels unhappy, so he is rich. C. Despite his richness, he feels unhappy. D. He feels unhappy because he is rich. 29. She accepted the job because the salary was high. A.She accepted the job because of the high salary. B. She accepted the job because of the salary. C. She accepted the job in spite of the high salary. D. All are correct. 30. We can study although it is noisy. A. We can study despite of the noise. B. We can study in spite of the noise. C. We can study despite the fact that it is noisy. D. B & C are correct. 31. People want to learn English because it is important. A. Because of its importance, people want to learn English. B. People want to learn English, so it is important. C. Despite its importance, people want to learn English. D. People want to learn English though it is important..