Cho 6,72 lít H2S ở đktc hấp thụ hết vào 800 ml dd NaOH 1M cô cạn dùng dịch sau phản ứng thu được bao nhiêu gam chất rắn ?

Phân biệt bệnh truyền nhiễm và bệnh không truyền nhiễm do yếu tố sinh học nào gây ra ở vật nuôi?

Mn giúp mình với!! -Phía Tây nước ta giáp với những quốc gia nào, vai trò, ý nghĩa

Lập dàn ý chi tiết cho " Đi 1 ngày đàng học 1 sàng khôn " (KO chép mạng ) GẤP

vi khuẩn có hại là gì? #no cop mạng #no spam

Câu 12 : Cho 13 gam Zn vào 200 g dung dịch HCl 10,95% a) Viết PTHH b) Tính thể tích H2 thu được c) Tính nồng độ % của dung dịch sau phản ứng

cho mk hỏi là nêu vai trò thì có nêu công dụng và tác hại ko

Vẽ đậu mầm =v NL:Tuyển thành viên cho nhóm,yêu cầu họ Nguyễn

viết bản tường trình về việc em là hỏng dụng cụ thí nghiệm trong thực hành

I. Circle the word which has a different sound in the part underlined. 1. A. energy B. electricity C. effect D. environment 2. A. pollution B. solar C. symbol D. reason 3. A. idea B. mind C. time D. win 4. A. teach B. great C. speak D. beach 5. A. play B. make C. machine D. late II. Choose the best answer among A, B, C, or D to complete the sentences. 1. Most people don’t want to live in a(n) … house. A. comfortable B. comfort C. comforting D. uncomfortable 2. The clouds are leaving, and the sun is coming out. It probably … anymore. A. is raining B. isn’t raining C. will rain D. won’t rain 3. Hoa was worried that we … miss the train. A. can B. might C. shall D. will 4. It is raining. … I close the windows? A. Would B. Might C. Should D. Ought 5. We should use reusable water bottles … of plastic ones. A. because B. instead C. despite D. however 6. Walking to school will help … air pollution. A. refill B. reuse C. recycle D. reduce 7. We should go to school by bike to … the energy. A. save B. protect C. pollute D. spray 8. The prefix “re” in the word “reuse” means … . A. again B. none C. for D. against 9. One of the bad things about … pollution is that it can make fish die. A. noise B. water C. soil D. air 10. I would like to have a … TV in my dream house. A. wire B. wired C. wireless D. wiring III. Read the following passage and then answer the following questions. Peter lives in a house near the sea. It’s an old house, about 100 years old, and it’s very small. There are two bedrooms upstairs but there is no bathroom. The bathroom is downstairs next to the kitchen and there’s a living room where there’s a lovely fireplace. There’s a garden in front of the house. The garden goes down to the beach and in the spring and summer, there are flowers everywhere. Peter lives alone with his dog called Boxer, but they have a lot of visitors. Their city friends often stay with them. Peter loves his house for many reasons: the garden, the flowers in the summer, the fire in the winter, but the best thing is the view from his bedroom window. Peter is thinking of a new house in the future with the help of robots. 1. How old is Peter’s house? …………………………………………….…………………….. 2. How many bedrooms are there upstairs? ……………….….………………………………… 3. Is there a fire place in the living-room? ……………………………………….…………….. 4. What reasons does Peter love his house? …………………………………………………….. IV. Rearrange the words to make meaningful sentences. 1. We / a/ live / happier and healthier life/ will / if / keep / our environment / we/ clean. ……………………………………………………………………………..……………… 2. has/ my aunt / small garden / a / and / she / flowers / vegetables / grows / and ……………………………………………………………………………………………. 3. surrounded / by / tall / will / blue / sea / trees / and / house / be / dream/ my. ……………………………………………………………………..……………………. 4. will/ robots / house / there / be / some / the / in /. …………………………………………………………………….……………………. V. Rewrite the following sentences, beginning as shown, so that the meaning stays the same. 1. My son started collecting used stamps five years ago. My son has ………………………..……………………………………………………. 2. If people don’t do something to protect our environment immediately, the Earth will be polluted heavily. Unless ............................................................................................................................... 3. Unless she leaves at once, she will be late for the meeting. If she ………...................................................................................................................... 4. My children have never tasted Japanese food before. This is the first .................................................................................................................