Đáp án:
Không
Giải thích các bước giải:
Không vì `CO_2` là oxit axit
Mà `H_2S` là axit
`⇒ CO_2` không phản ứng với `H_2S`
Giúp mình đề trong ảnh nhé (Sinh học 9)
Giúp em b2 câu b với ạ Em cảm ơn ạ🥰
Tìm giá trị nhỏ nhất của các thức sau : 11. N= x ² + x ; 12. L= x ²-x
Những nét chính lịch sử Châu Phi 1975 1994
Give the correct form of the verb in brackets. 1.I (not decide) ________________________ to move to York yet. 2. (you see Nam) ________________________? – No, I (be) _________________busy this week. I (know) ________________ he (come back) ________________________. I (see) ________________________ him this weekend. 3. Daisy’s family (buy)______________________ a new house in Cambridge last month. It(be )_____________ a beautiful and livable city , so they (live) ___________________there forever. 4. I (finish) __________________________all the decoration in my new apartment before Christmas. 5. These refugees (support) ________________________ accommodation by the government in few days. II. Use the correct word form of the wordin brackets. 1. There is no _________________________in the countryside, (entertain) 2. She has no parents or close ____________________ (relate) 3. People in the country are often ____________________ than people in the city. (friend) 4. Farmers are always faced with______________________ ____________________________by typhoons, floods or droughts. (destroy/ bring about ) 5. A lot of people believe that well-paying jobs are______________________ in the city. (plenty) 6. Increased pollution is another______________________ result. (please) 7. The air is ______________________polluted with traffic fumes. (heavy) 8. They made a decision to close down the factory _________________ (permanence) 9. Joyce thinks her hometown is a very ______________place. She really get __________________there, (bore) 10. The remote desert area is _________________only by helicopter, (access) III. Rewrite each Sentence using phrasal verbs, so that the meaning stays the same 1. Do you meet any difficulties to get a visa? (up) à ____________________________________________________________________________________________________________ 2 I felt really annoyed at your ceaseless complaints. (with) à______________________________________________________________________________________________________________ 3 The meeting has begun, but no officials is present (up) à ____________________________________________________________________________________________________________ 4 Can you get information about what time the next train to Hue is. (out) à ____________________________________________________________________________________________________________ 5 Be optimistic! Everything will be ok (up). à ____________________________________________________________________________________________________________ 6 The film wasn’t worth our expectation.(to) ____________________________________________________________________________________________________________
ai đó làm giúp mk với gấp lắm rồi
Đọc văn bản tấm cám và trả lời những câu hỏi dưới đây
giúp tuii với, tuii đánh giá 5 sao cho
Sưu tầm một bài thơ lục bát về mẹ ( ko sưu tầm bài à ơi tay mẹ ) chỉ rõ cách ngắt nhịp, cách gieo vần
I. PRESENT SIMPLE 1. People speak English all over the world. English is speaking all over the world by people 2. We grow rice in tropical countries. Rice 3. We often decorate our house before New Year’s Day. Our house 4. We expect students not to talk during the class. Students 5. Every day we throw away millions of kilos of waste paper. Millions of kilos of waste paper II. PAST SIMPLE 1. People made this shirt in Hong Kong. This shirt 2. I phoned my father to pick me up this morning. My father 3. People built a new supermarket here two months ago. A new supermarket 4. Somebody saw the unidentified flying objects in the sky last night. The unidentified flying objects 5. They didn’t answer two difficult questions yesterday. Two difficult questions PRESENT PERFECT 1. We have finished all the assignments already. All the assignments 2. They have just introduced a new style of jeans in the USA. A new style of jeans 3. No one has taken him to the theater. He 4. The television has broadcast all the 23rd Sea Games competitions. All the 23rd Sea Games competitions 5. The government has increased gasoline price by 15%. Gasoline price III. MODAL VERBS 1. My father can buy a new house next year. A new house could be buy next year by my father 2. I couldn’t open the door of the room this morning. The door of the room 3. The students in my class may elect David their monitor. David 4. The athletes might visit some interesting places after Sea Games. Some interesting places 5. They will complete the high way from north to south next year. The high way from north to south
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