Giúp mình với mai mình ktra rồi

Khi cho a gam hỗn hợp X gồm Mg, Zn và Fe vào dung dịch H2SO4 dư thu được 3a gam muối sunfat và V lít H2 (đktc). Mặt khác, cho a gam hỗn hợp X vào dung dịch H2SO4 đặc, nóng dư thu được 3,5a gam muối sunfat và 10,08 lít SO2 duy nhất (đktc). Giá trị của V là

viết 1 đoạn văn về chủ đề loài cây (đừng tả hoa nhé )

ai làm cho em câu này với ạ em xin cảm ơn

tìm khoảng cách từ góc 0 đến đường thẳng y = 2x - 4

Cali : Chúc mừng sinh nhật NL : cho bạn của tôi

Làm giúp mình bài 9 ko phải làm bài 10

anh em trả lời hộ mik bài 345 với ạ

V. Read the following paragraph and complete it with one suitable word in each blank The key advantage of face-to-face ____________ (31) is that body language becomes a part of the conversation, too. When emailing or talking on the phone, there is no opportunity ____________ (32) the other person. Even video conferencing sometimes doesn’t provide the full picture of the person you’re talking to. By having a face-to-face conversation, people have the opportunity to see the posture, facial expressions ____________ (33) arm gestures of their communication partners. A look of shock or anger on the face can change the whole trajectory of the conversation. Similarly, making eye contact and shaking someone’s hand can help to establish trust and ease tensions. For example, if a salesperson is meeting with a prospect ____________ (34) person and presents the price for the product, the look on the prospect’s face can be very telling about whether they will accept the price or not. This gives the salesperson an opportunity to further elaborate on the benefits and results the product will achieve. If this conversation had taken ____________ (35) on the phone, the salesperson may not have realized that the prospect needed further convincing after seeing the price. 31. A. communication B. communicative C. communicate D. communicatively 32. A, see B, seeing C, seen D, to see 33, A,but B,so C,and D.yet 34, A ,in B,for C,on D,to 35,A,position B,situation C,condition D,place VI. Rewrite the second sentence so that it has a similar meaning with the first one 36. “I am preparing for my coming exam now.” said my daughter. ________________________________________________________________ 37. His father is going to repair the bike for him soon. ________________________________________________________________ 38. I’ve never talked to a more interesting person than him. ________________________________________________________________ VII. Write full sentences using the suggested words and phrases 39. The city/ built/ on/ area/ of/ thirty square kilometers. ___________________________________________________________ 40. Our teacher/ asked/ if/ we/ like/ go camping/ coming festival. ___________________________________________________________

LÀM GIÚP EM ĐẦY ĐỦ BÀI 6 NÀY VỚI Ạ,LÀM NHANH GIÚP EM SẮP PHẢI NỘP Ạ,HỨA TICK ĐỦ