user-avatar
Tusuong2k1
1 năm trước
Đốt cháy photpho thu được 21,3 g P205 . Tính : a) Khối lượng P tham gia? b) Thể tích oxi cần thiết ở điều kiện tiêu chuẩn . c) Tính thể tích không khí cần cho phản ứng ở điều kiện tiêu chuẩn .
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

I. Choose the best word or phrase to complete each sentence or do as direct 1. A film that is set in the future, often featuring science:(thriller/ animation/ science-fiction). 2. A film that combines comedy with love story: (action/ romantic comedy/ horror). 3. They found the end of the film (moved/ moving/ bored) 4. Crictics were (disappointed/ disappointing/ terrifying) at the performance as King Leader 5(Although/ Despite/ In spite of)the story of the film was good, I didn’t like the acting-out. 6I went to see the flim (although/ though/ in spite of)feeling really tired. 7. She used (to ride/ ride/ riding)a tricycle when she was a child. 8. Did you (use to/ used to/ used)play hide-and-seek when you are small? 9. We always wear a (light/ seatbelt/ helmet/ sign) when we ride motobineuse 10 My father usually (sails/ drives/ fly/ goes) his car to work. 11. (However/ In spite of/ Although/ Despite) the film was gripping, Tom slept from beginning to end. 12. (There/ This/ That/ It) is not very far from here to the post office. 13. I think this film will be liked by people who are interested in true stories:(Horror/ Documentary/ Comedy/ Action) 14. They are excited (at/about/ of/ with) the film. 15. Choose the word that has underlined part pronounced differently from the others (stopped/ washed/ fastened/ walked). 16. Choose the word that has underlined part pronounced differently from the others (head/ great/ death/ bread).

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