Cho 16,2g HX (X là halogen) vào nước thu được dung dịch X . Cho X tác dụng với lượng dư dung dịch AgNO3 thu được 37,6g kết tủa . HX là ? giải chi tiết giúp em với ạ :((

Các câu hỏi liên quan

I. Chọn từ có phần gạch chân được phát âm khác với các từ còn lại. (1.5 điểm) 1.A. drop B. joke C. top D. confidence 2.A. ground B. found C. though D. sound 3.A. normal B. order C. oven D. origin 4.A. honesty B. hair C. honor D. hour 5.A. sugar B. steam C. press D. waste 6.A. myth B. truth C. both D. northern II. Chọn đáp án đúng nhất trong A, B, C hoặc D để điền vào chỗ trống. (2 điểm) 1.Hurry up, there’s ________ time left. A. a little B. a few C. little D. few 2.For lunch, you may have _________ fish or chicken. A. both B. neither C. not only D. either 3.We finally __________ our teacher to go on a camping trip with us. A. persuaded B. argued C. pleased D. liked 4.Who’s responsible for __________ ink over my book. A. putting B. spreading C. spilling D. pouring 5.Linda was the last person ____________ the classroom yesterday. A. leave B. to leave C. left D. leaves 6.The clerk said she was tired __________ hearing complaints day after day. A. with B. of C. about D. for 7.Peter will only pass his exams if there is a/ an __________ in his class work. A. progressive B. increase C. rise D. improvement 8.The noise _________ from the boat engine might disturb sea animals. A. comes B. coming C. came D. has come 9.He spent all the money he had won ___________ new clothes. A. on B. for C. with D. from 10.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 IV. Chia dạng đúng của từ trong ngoặc. (2 điểm) 1.Not long ago, I was introduced to a famous ___________ (ART) 2.Nothing is more precious than ___________ (DEPEND) 3.She is one of the top ___________working in our space project. (SCIENCE) 4.Your rice field is more ___________than ours. (PRODUCT) 5.In order to ___________the road, they have to limit the pavement. (WIDE) 6.Some people still think that it is ___________for men not to stand up when a woman comes into the room. (POLITE) 7.The representatives joining the festival were of different ___________ (NATIONAL) 8.Nancy won the first prize in the drawing ___________ (COMPETE) Giup mình với ạ!!! pls