Vẽ mầm buồn Nl:Vĩnh biệt Touman Haizzzzzzzzzzzzzzzz

Đem `16` gam hỗn hợp `Mg` `, Fe` chia thành hai phần bằng nhau. Phần `1:` Tác dụng với `1,5` lít dung dich `HCl` `a` `M` thì thoát ra `0,15` mol `H_2` Phần `2:` Tác dụng với `2,5` lít dung dịch `HCl` `a` `M` thì thoát ra `0,2` mol `H_2` Tính `a` và khối lượng từng kim loại trong mỗi phần?

Exercise 8: Choose the word or phrase that best completes each sentence.

GIÚP :)))))))))))))))))))))))))))))))))

Giúp em với ạ. Em cần gấp lắm😢, em cảm ơn nhiều

Giups mik nhé! YC:1.Ko cần giải thích, Mod ko xóa nhé 2.Lưu ảnh về máy rồi đánh chữ trong máy->gửi lên 3.Đánh chữ màu xanh lá nhé. ~Quan trọng là yc 2,3

My name is Peter. I come from a big family. We are all happy because we all go to work. Every morning we go to work at 7 a.m. My father has a car so he drives to work. My mother takes a train because her office is far away from home. My sister goes to work by bus because she doesn’t want to drive. What about plane? Yes, we often go on holidays by plane. What about your family? How do you go to work? ….1. Peter is from a big family. ….2. His family goes to work in the morning. ….3. His parents drive a car to work. ….4. His sister takes a train to work. ….5. Peter goes to school by plane.

Choose the best anwer : 11.The final examination will be held…… June 12th , 2006 a.in b,on c. at d. to 12.Egypt is famous ………ancient pyramids. a.on b.to c. from d. for 13. English ____as a foreign language at most schools in Vietnam. a. is teaching b. are taught c. is taught d. will teach 14.We _..........English this time last week. a. learnedb. were learningc. have learnedd. had leard 15.I'll come and see you before I .... for America. a. leave b. will leave c. have left d. shall leave 16.He said he.........return later. a. will b. would c. cand. would be' 17. Jack..........he door. a. has just opened b. open c. will have opened d. opening 18.When I last saw him, he............. in London. a. has lived b. is living c. was living d. has been living 19.She is tired now. She…….for a long time. a. has been learning b. has learned c. Learns d. learned 20.I wish I____his name a. know b. known c. knew d. have known Help, cần trc 10h

Hiệu của hai số thập phân là 11,241. Tìm hai số đó, biết rằng nếu rời dấu phẩy của số lớ sang bên trái một hàng thì được số nhỏ. ( Làm cho mình cách tìm x của Thcs ạ

mn giải giúp e hứa cảm ơn và vote 5 sao ah