Khi mở lọ đựng dung dịch hcl 37% trong không khí ẩm thấy có khói trắng bay ra là do

Tủ lạnh có công suất P= 100 Wh, làm việc 24 h mỗi ngày. Hỏi mỗi tháng( 30 ngày) tiêu thụ bao nhiêu điện năng? a.72 000 Kwh b.2400 Wh c.72 KWh d.3000 Wh

So với cả nước đầu tư nước ngoài vào Đông Nam Bộ năm 2003 chiếm

(2,1x - 1,2)^2 - 0,25 = 0 Lm cho mk cách theo hằng đẳng thức nhé

2x^2 = x + 1 Giúp mình giải với ạ , mình cảm ơn nhiều ạ

, trình bày sự phân hóa khí hậu Bắc Mĩ và giải thích nguyên nhân

giúp em với lần cuối ạ : 100 công 43 nhân 7 chia 2 rồi nhân 65 là bằng ? ạ

Các bạn giúp mình giải bài tập này nha. Lưu ý phải giải thích từng bước giải thì mình với có thể vote cho 5 sao và câu trả lời hay nhất nhé. Câu 3: Tìm Số Nguyên x, Biết: a) |x+2|= 5 b) |x+3|= 15 c) |x–7|+13= 25 d)|x–3|–16 = –4

1.Choose the best answer (A, B, C or D). 1.My brother’s taste in art is quite different __________ mine. A. to B. as C. from D. then 14 2.The eel soup that your father has just cooked tastes very __________. A. delicious B. best C. well D. healthy 3.Her hobbies are …………………. photographs and collecting coins. A. taking B. designing C. organizing D. decorating 4.There isn’t …………..…….water in the bottle. A. a B. an C. some D. any 5.Find the word which has a different sound in the part underlined A. guess B. big C. sign D. again 6.A: I don’t like the new soap opera on VTV6 now. B: I don’t like it,………… A. too B. either C. so D. neither 7.The music festival will be at the ……………time as last year. A. same B. different C. more D. most 8.A………………… is a person who plays a musical instrument or writes music, especially as a job. A. poet B. singer C. comedian D. musician 15.For many people, a good knowledge of music and arts is regarded as a __________ for every student. A. need B. needs C. necessity D. necessary 16.The villagers are __________ they were years ago. There is no change at all. A. as friendly as C. different from B. as friend as D. not as friendly as 17.My village is not __________ it was ten years ago. A. same as B. the same C. the same as D. the same like 18.Teenagers in Viet Nam like k- pop, and they like Korean films __________. A. so B. too C. either D. however 19.Water puppetry __________ in the 11th century in the villages of red river delta of north Viet Nam. A. begin B. start C. formed D. originated 20.There is __________ tofu, but there aren’t __________ sandwiches. A. some – some B. any – any C. any – some D. some – any 21.__________ bottles of milk does your family need for a week? A. How B. How much C. How many D. How often 22.What is your __________ dish for breakfast? – it’s beef noodle soup. A. best B. liking C. most D. favourite 23.__________ tomatoes do you need to make the sauce? A. How B. How many C. How much D. How often 24.Can you tell me __________ the dish? A. to cook B. how to cook C. cooking D. how to cooking 25.The first Doctors’ stone tablets __________ in 1484. A. are erected B. erected C. was erected D. were erected 26.The Temple of Literature __________ in 1070. A. find B. found C. was found D. was founded 27.Many kinds of fruits and vegetables __________ at the floating market in Can Tho. A. sell B. will sell C. are sold D. are selling 28.The Imperial Academy was regarded __________ the first university in Viet Nam. A. to B. as C. for D. of

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