Thủy phân 3,52 gam este X có công thức phân tử C4H8O2 bằng dung dịch KOH vừa đủ, thu được 1,28 gam ancol Y. Khối lượng muối tạo thành là ◯ A. 3,20 gam. ◯ B. 3,92 gam. ◯ C. 4,48 gam. ◯ D. 4,84 gam.

câu 1 : 12 giờ 35 phút + 9 giờ 39 phút = câu 2 : Thời gian 4 giờ 45 phút được viết dưới dạng số thập phân là: A. 4,75 giờ B. 4,5 giờ C. 0,45 giờ D. 4,45 giờ

Mạch cảm xúc trong 2 khổ thơ đầu bài thơ "Đoàn thuyền đánh cá" ( trả lời rõ ràng, đi vào vấn đề hộ mình không có hướng thì đừng nhé :)))

hhhhhhhhhhhhhhhhhhhhhhhhhhhhhheeeeeeeeeelllllllllppppppppppppppp

Ai giúp toy nàm cách nèo để đôi mắt thứ 2 đẹp như đôi mắt 1 hem mng ;-;; Chứ toy ngu quạ;-; Y/c <Ảnh mink họa;-;> <digi;-0;>

giúp mk bài 3 với !!!!!!!!!!!!!!!!!!!!!

Cứu mik với nhé mik cần rất gấp đó

Tìm x |1/1.2+1/2.3+...+1/99.100+x|=-|25-(-50)|

Mai e phải nộp anh cj giúp e với chình bày tự luận

I. Complete the sentences with comparatives and superlatives. 1. I think this is (noisy) _______ part of the city. 2. This place was (dangerous)________ than we thought. 3. Could you show me the way to (near) __________ bus stop? 4. The trip to Ho Chi Minh City was (interesting) _________ for us. 5. This is (good) _________ food I’ve ever eaten in this country. 6. David’s new haircut is (trendy) _______ than the previous one. 7. The building looks much (nice)_______ in green than the previous white. 8.I had to drive my car along (narrow) ______ road in the region. 9. Quan’s house is (far) ______from the city centre than my house. 10. In my opinion, living in the city is (hard) _______ than living in the country. VII. Use the words given and other words to 5 words in total). II. Use the words given and other words to complete the second sentence so that it has the similar meaning .Do not change the word given. Example: 0. Our city has five big shopping malls .AREare There are five big shopping malls in our city. 1. The Central Tower is the tallest building in this city . is No building in this city ________________________ the Central Tower.IS 2. I’ll consider it carefully and give you an answer next week . over I’ll _____________________________ and give you an answer next week. OVER 3. We have never stayed at a worse hotel than this, the This ________________________ we’ve ever stayed at. THE 4. Please continue doing your work and don’t let anything interrupt you. (GO)go Please ________________________ and don’t let anything interrupt you. 5. I think Da Nang is not so exciting as Ho Chi Minh City. MOREmore I think Ho Chi Minh City __________________________ Da Nang. giúp mình vs