Giúp em 5 câu này với ạ. Vote 5sao

Cho 4,48 gam kim loại A tác dụng với dd HCl 20% tạo ra 10,16 gam muối. Tìm tên kim

II. Rewrite the sentence in the same meaning: 26) Perhaps Susan know the address. (may) Susan ........................................................................................................ 27) It's possible that Joanna didn't receive my message. (might) Joanna ...................................................................................................... 28) The report must be on my desk tomorrow. (has) The report ................................................................................................. 29) I managed to finish all my work. (able) I ................................................................................................................ 30) It was not necessary for Nancy to clean the flat. (didn't) Nancy ...................................................................................................... 31) The best thing for you to do is to sit down sit down. (better) You ..........................................................................................................

E.X.2: Viet them tu vao cho trong de hoan thien cau 1, I am very thirsty .................................. I don' t have any money to by drinks. 2, It' s late ................................ I'm still wide awake 3, We live in a small house ...................................... we like much 4, My friend looks weak ........................................ he' s really strong 5, The entrance test is very difficult ......................... I hope I will pass it............................ 6, You go home now .................................... your mother will punish you for staying out too late 7, fruits taste good .................................... they are healthy for your boby. 8, I like small dogs .................................... I hate big ones. 9, my brother is having the flu .......................... I think he won't be absent from school today 10, our project is successful............................ all of us are happy about it.................................. E.X.3: VIET LAI CAU 1, It takes a lot of time to cure this disease. you need to be extremely patient 2, Anne is a gorgeous girl. she has pleasant petsonality 3, It is raining hard. We postpone our boat ship 4, he dreams of being the best student. He never studies hard 5, My bicycle is broken. I have to take the bus to school

giải phương trình .mn giúp em vs ạ

Giải giúp mình vớiiii câu 3 chỉ viết 10 câu thui

- Công thức so hơn: + than + as

Làm giúp em câu b với ạ, em đang cần gấp. Cảm ơn ạ!

Bài 2: Cho dạng đúng của động từ trong ngoặc: 1. If I see him, I _____ (give ) him a gift. 2. If I had a typewriter, I _____ (type) it myself. 3. If I had known that you were in hospital, I _____ (visit) you. 4. You could make better progress if you _____ (attend) class regularly. 5. If I _____ (know) his telephone number, I’d give it to you. 6. If you _____ (arrive) ten minutes earlier, you would have got a seat. 7. If he worked more slowly, he _____ (not make) so many mistakes. 8. I shouldn’t drink that wine if I _____ (be) you. 9. If I _____ (find) a cheap room, I will stay a fortnight. 10. A lot of people _____ (be) out of work if the factory closed down. 11. I (have) ………….. plenty of money now if I (not/spend) ………… so much yesterday. 12. If someone (give) …………….you a boat, what you (do) …………… ? 13. If you...........(press) CTRL + S, you...........(save) the file. 14. The children...........(be) happy if he...........(teach) them English. 15. If she...........(buy) a new hard disk, she...........(not/ lose) all data.

Tổng số hạt trong nguyên tử là 40. Trong hạt nhân của nguyên tử này hạt mang điện ít hơn hạt không mang điện là 1. Tính số p,n,e