user-avatar
852840731768614
2 năm trước
Bài 2: Đốt cháy hoàn toàn 5,8 gam 1 ankan thu được 8,96 lít khí CO2 (đktc). Tìm công thức phân tử của ankan. Bài 3 : Đốt cháy hoàn toàn 2,2 gam 1 ankan thu được 3,6 gam H2O (đktc). Tìm công thức phân tử của ankan. hepl meeeeeeeeee
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

IV. Mark the letter A, B, C or D to indicate the underlined part that needs correct in each of the following questions. 14. Julie failed her driving test because she hasn't practised enough. A B C D 15. I don't mind a little inconvenient but this is impossible. A B C D 16. The doctor called this morning while you slept. A B C D V. Mark the letter A, B, C or D to indicate the correct response to each of the following exchanges 17. A. "I'm afraid I can't come to your house-warming party next Saturday. B: “___________________” A. That sounds fun. B. Oh, what a pity I C. That's ridiculous. D. Oh, what a relief! 18. A: "Thank you very much for coming to our wedding!" B:" ___________________" A. Our pleasure! Happy wedding! B. Don't mention it. Go ahead! C. Our pleasure! Good success! D. Don't mention it. Just my luck! VI. Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions. 19. Nowadays, many women are aware of gender preferences in favour of boys. A. fail B. ignore C. deny D. acknowledge 20. With great effort, she passed the driving test at the first attempt. A. succeeded in B. failed C. enrolled D. deferred VII. Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions. 21. Feel free to bring along your significant other to the party. A. dear B. foe C. mate D. spouse 22. I look up to my father for my whole life. A. depend on B. disapprove C. disrespect D. underestimate

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