bai tap on thi hoc ki 2 hoa 11

... dịch độ mol phần H2SO4 riêng D dịch H2SO4 (ml) CM trăm C% (g/ml) 19,6 100 1,2 300 1,25 1,25 49 1,1 400 1,25 20 39,2 1,5 0,15 200 6,125 0,09 25 19,82 78,4 400 1,15 Bài 2: Hãy tính ... a) Fe2O3 + CO -> Fe + CO2 b) Fe3O4 + CO -> Fe + CO2 c) FexOy + CO -> Fe + CO2 d) Fe2O3 + CO -> FeO + CO2 e) Fe2O3 + CO -> Fe3O4 + CO2 f) Fe2O3 + H2 -> Fe + H2O g) Fe2O3 ... tan 250 gam nước 25 0C biết độ tan AgNO3 250C là 222 gam Bài 2: Biết độ tan cua KCl 200C là 34 gam Một dung dịch KCl nóng có chứa 100 gam KCl 260 gam H2O làm

Ngày tải lên: 13/09/2021, 21:27

... tomorrow; we don’t want to disturb them A will be having B.will have C have D had 19.They _ that we have gone without telling them A.thought B are thinking C will be thinking D.think 20 ... seatbelt 20 A energy B flying C chemistry D technology 21 A naked B cooked C booked D walked 22 A ways B days C says D stays 23 A obey B key C grey D survey 24 A stayed B washed C filled D annoyed 25 ... stopped D watched 11 A sound B cloud C found D favourite 12 A tool B afternoon C door D school 13 A played B closed C filled D needed 14 A mention B question C action D education 15 A frightened

Ngày tải lên: 04/07/2019, 11:03

... we don’t want to disturb them. A will be having B.will have C have D had 19.They _ that we have gone without telling them. A.thought B are thinking C will be thinking D.think 20 ... stopped D watched 11 A sound B cloud C found D favourite 12 A tool B afternoon C door D school 13 A played B closed C filled D needed 14 A mention B question C action D education 15 A frightened ... D gravy (2) 24 A stayed B washed C filled D annoyed 25 A who B when C where D what 26 A embarrassed B crowded C excited D divided 27 A ahead B instead C seatbelt D bread 28 A left B

Ngày tải lên: 26/12/2020, 19:37

... XV Her mother gave her a skirt It is red and black It is 200.000 dong Trang chủ: https://vndoc.com/ | Email hỗ trợ: hotro@vndoc.com | Hotline: 024 2242 6188 Thư viện Đề thi - Trắc nghiệm - Tài ... https://vndoc.com/ | Email hỗ trợ: hotro@vndoc.com | Hotline: 024 2242 6188 Thư viện Đề thi - Trắc nghiệm - Tài liệu học tập Miễn phí QUESTIONS What is his name? _ How old is he? ... hotro@vndoc.com | Hotline: 024 2242 6188 Thư viện Đề thi - Trắc nghiệm - Tài liệu học tập Miễn phí Nam likes milk It’s her favorite drink. We go to school on 6:45 everyday.

Ngày tải lên: 24/04/2022, 14:47

... picture - was We went (1)………… ……at Waikiki Beach as soon as we arrived on the Hawaiian island of Tahu We took a (2)………….……plane to Kilauea Volcano this afternoon The lava (3)………….……pouring when ... phí 22 A.between B.on C to D for 23 A.heaviness B.heavily C heavy D heaviness 24 A.on B.last C soon D so II PHẦN TỰ LUẬN * Rewrite the following sentences so that the meaning stays the same (2pts) ... option A, B, C or D in each line that has different stress pattern (0.5pt) 11 - A; 12 - C; Trang chủ: https://vndoc.com/ | Email hỗ trợ: hotro@vndoc.com | Hotline: 024 2242 6188 Thư viện Đề thi

Ngày tải lên: 15/01/2023, 17:04

... 1ĐỀ THI CUỐI HỌC KÌ 2 LỚP 6 MÔN TIẾNG ANHNĂM 2019 - 2020 CÓ ĐÁP ÁN A Bài ôn tập cuối học kì 2 lớp 6 môn tiếng Anh Rewrite the sentences. 1 What about having a picnic on Sunday? Let’s ……… 2 How ... kì 2 lớp 6 môn Tiếng Anh có file nghe năm học 2018 - 2019 HOT B Nội dung đề thi học kì 2 môn Tiếng Anh lớp 6 năm 2019 - 2020 số 1 Bài 1 Chọn 1 từ trong số A, B, C hoặc D mà phần gạch chân có cách ... grade; 22 - on; 23 - up; 24 - class; 25 - lunch; Bài 2 Viết lại câu sao cho giữ nguyên nghĩa với câu cho trước. 26 - She always goes to work by bike 27 - Her favorite food is noodles 28 - How much

Ngày tải lên: 04/01/2021, 12:39

... the page24 (do) ………all my homework, I went to bed 25.(know) ………your limitations is important 26.I have just found a river ( swim)……… in 27 he was the second person (deceive)……… in this way 28.The ... 20 Hoa borrowed the book from Long 21 The little boy greeted his grandfather in a strange language 22 The pedestrian asked the policeman a lot of questions 23 The dog barked at the stranger 24 ... mistake, ? Trang 1223 Nobody liked the play, ?24 She'd save money if she bought fresh food, ? 25 She's very' funny She's got a great sense of humour, ? 26 The area was evacuated at once, ? 27.Mr Smith

Ngày tải lên: 26/11/2017, 15:06

... Thai Son is a Vietnamese pianist with an reputation (nation) international The school prepares students for a wide range of qualifications (profession) professional 9 Television is ... visits 23 English is an international A language B means C subject D profession 24 _is the beach ? – Only five minutes’ walk A How long B Where C How often D How far 25 You shouldn’t ... heard someone at the door 21 Everyone ………had eaten… (eat) dinner by the time we …………got…… ……(get) to the dining-room 22 Students stopped …making………(make) noise when the teacher came in 23 I enjoy

Ngày tải lên: 17/02/2021, 14:44

... Grand Fashion Show at Hue Festival next month Ha: Yes My sister, who is a fashion designer, (work) ……… day and night to prepare for the show 2.Kim: Tony, Englishmen wear kilts? Tony: Not really ... explore dangerous environments containing explosives or contaminated by nuclear weapons In communication, the voice recognition systems in smartphones or other electronic devices can identify ... evolution consequences efforts destruction form threat technology Stephen Hawking warns A.I could end mankind Professor Stephen Hawking told the BBC that (1) …… to create thinking machines

Ngày tải lên: 04/03/2021, 14:31

... use napkin instead A Money is the topic which should beabsolutely avoided in conversations with Australians B You mustn’t mention any topic relating to money whenever but in conversations ... ……… 5 How the Muong believe in animism? ……….……… 6 What are main activities in their festivals or ceremonies? ……… D LISTENING Listen to the conversation in a lesson once only and write ... and looking out on their vast rice fields Therefore, it is convenient for their living and farming The Muong follow traditional religious animism, which means that they believe that non –living

Ngày tải lên: 04/03/2021, 15:12

... Neither C Either D Both 24 Shut the door, ? Lop11.com (2) A don’t you B won’t you C you D will you 25 I am your friend, _ I ? A am not B am C aren’t D 26 Nothing is more precious ... the contract to the secretary herself on May 12st A It was May 12th that I gave the contract to the secretary herself B It was the contract to which I gave the secretary herself on May 12th ... 32 It was at this time yesterday that I in my office A worked B would be working C was working D had worked 33 Our new products are friendly A environment B environmental C environmentally

Ngày tải lên: 02/04/2021, 06:18

... did you – had gone 18/ says – is talking 19/ won’t come 20/ have been planted - stopped 21 Listen! The bird ( sing ) 22 The house ( build ) .2 years ago 23 Someone ( cut ) ... was built 23/ cut 24/ has lived 25/ was watching 26/ don’t eat 27/ was speaking 28/ is 29/ is coming 30/ will speak 31 Where are you ? – I’m upstairs I ( have ) a bath 32 We ( not ... English grammar 23 Some drunk drivers caused the accident in this city 24 Tom will visit his parents next month 25 The manager didn’t phone the secretary this morning 26 Did Mary buy this beautiful

Ngày tải lên: 06/05/2021, 18:41

... 29 2827 262524 23 2221 2019 18 1708020405060709161501101112131403 (10)9 CTPT Một đồng đẳng benzen có C 8H10 có đồng phân? 2 2 A 2 3 B 2 4 C 2 5 D Sai Sai Đúng Sai 29 2827 262524 ... Title 2A CH3CH2OH Click to add Title 2B CH3COONa Click to add Title 2C CH3COOCH3 Click to add Title 2D HCOONa Sai Đúng Sai Sai 29 2827 262524 23 2221 2019 18 1708020405060709161501101112131403 ... C2H5OH 2A HCOOH > CH3CHO > C2H5OH 2B HCOOH > C2H5OH>CH3CHO 2C CH3CHO>C2H5OH>HCOOH    29 2827 262524 23 2221 2019 18 1708020405060709161501101112131403 (20)19 Dùng

Ngày tải lên: 14/05/2021, 20:06

... the experiment by himself A has done B would C does D did 22 As soon as they me, I shall contact you A phone B will phone C phoned D are phoning 23 They in London for six years A have lived ... finished 21 This is the first film he the experiment by himself A has done B would do C does D did 22 As soon as they me, I shall contact you A phone B will phone C phoned D are phoning 23 They ... potential 21 A civilization B century C society D culture 22 A struggle B public C cultural D human 23 A synchronize B cycling C typhoon D spychology 24 A honest B honour C hesitate D exhaust 25 A

Ngày tải lên: 11/03/2016, 13:58

... page 24 (do) ………all my homework, I went to bed 25.(know) ………your limitations is important 26.I have just found a river ( swim)……… in 27 he was the second person (deceive)……… in this way 28.The ... 20 Hoa borrowed the book from Long 21 The little boy greeted his grandfather in a strange language 22 The pedestrian asked the policeman a lot of questions 23 The dog barked at the stranger 24 ... to come 7 The bank manager was the second person ………… by the robbers a to be killed b who killed c killing d kills 8 The trees ………… Our village are bamboo ones a to surround b surrounding c surrounded

Ngày tải lên: 09/05/2017, 16:25

... live longer than women in Europe 48. "That at least is why people say", means people _ A say other things, too B don't say this much C say this but may not think so D only think this ... 1Grade 11UNIT 9 Choose one word whose underlined part is pronounced differently 1. A population B commune C punctuality D stimulation 2. A dissatisfaction B spacious C fasimile D telegram Choose one ... money @ The man 31. Jonh will subscribe to Hoa Hoc Tro weekly magazine if he lives in Vietnam @ Hoa Hoc Tro weekly magazine _ 32.

Ngày tải lên: 27/01/2015, 19:00

... sau đây là phương án nào? C6H5CH3 + KMnO4 → C6H5COOK + MnO2 + KOH + H2O A 1,2,1,2,1,1 B 2,1,2,1,1,2 C 2,2,2,2,2,1 D 1,2,1,2,2,1. Câu 11: Stiren không có khả năng phản ứng với: A Dung dịch brom ... rõ điều kiện phản ứng nếu có) C2H4 →( 1 ) C2H4Br2 →( 2 ) C2H6O2 →( 3 ) C2H2O2 →( 4 ) C2H2O4 → C4H6O4 → C5H8O4 Trang 15ĐỀ: N1 TRƯỜNG THPT QUANG TRUNG - KIỂM TRA KỲ II Môn : HÓA 11 NÂNG ... CH2 -)-n B) CH3OH + C2H5OH xt t, 0→CH3OC2H5 + H2O C) CH2 = CH2 + H2O xt t,0→ CH3CH2OH D) CH3CH3 xt t, 0→CH2 = CH2 + H2 II TỰ LUẬN (5 điểm; 23 phút) Trang 21Câu 16 (2 điểm) :Dùng CTCT,

Ngày tải lên: 07/04/2017, 15:26

... kính hội tụ phân kì 1B 2A 3C 4A 5D 6C 7C 8B 9B 10B 11B 12C 13D 14A 15C 16D 17A 18A 19D 20A 21D 22B 23C 24B 25C 26B 27D 28D 29D 30A 31A 32B 33B 34B 35B 36B 37D 38C 39D 40C 41D 42B 43B 44D 45B 46A ... dẫn có cường độ I1 = 2I2 Biết lực từ tác dụng lên đoạn dài 25cm dây dẫn 1,8.10 -5 N Cường độ dòng điện có giá trị A I1 = 2I2 = A B I1 = 2I2 = A C I1 = 2I2 = 12 A D I1 = 2I2 = 16 A Câu 45: Qua ... dẫn thẳng dài song song cách khoảng r, I1=2I2 chiều , quỹ tích điểm có cảm ứng từ I1,I2 gây bằng0 đường thẳng song song với I1,I2 , thuộc mặt phẳng chứa I1,I2 , I1,I2 A cách I2 khoảng r/3 C cách

Ngày tải lên: 15/05/2017, 05:39

... was born b London, which I was born 22 Express Money Transfer is one of the quickest ways helps us to send money 23 Do you remember the time we first visited London? 24 Sunday is ... chỉ định lượng all, every(thing), some(thing), any(thing), no(thing), only, little, few, much, none Ex: She’s one of the kindest people that I know (Bà ấy là một trong những người tốt bụng nhất ... money c whose we gave the, money to d whom we gave the money 20 The engineers designed the building received an award 21 is one of the most important capitals in the world a London,

Ngày tải lên: 17/04/2019, 18:20

... underlined part is pronounced differently Câu 24: A population B commune C punctuality D stimulation Câu 25: A dissatisfaction B spacious C facsimile D telegram II Choose one word whose stress ... underlined part is pronounced differently Câu 1: A population B commune C punctuality D stimulation Câu 2: A dissatisfaction B spacious C facsimile D telegram II Choose one word whose stress ... that C which to D to that Câu 20: I'll be staying with Adrian, brother is one of my closest friends. (2)Câu 21: -is a person who studies the natural relationships between the air, land ,

Ngày tải lên: 17/02/2021, 14:46