Bài 7: Cho các chất sau: CO₂, CO, SO₃, P₂O₅, FeCl₃, K₂SO₄, MgCl₂, HCl, H₃PO₄, Fe₂O₃.

Những chất nào phản ứng với dung dịch NaOH, viết phương trình.

VI. Complete the passage by filling each blank with a suitable word from the box:

culture, traditional, historical, attraction, handicrafts, exercise

Some people say that a place of interest is a place famous for its scenery or a well-known (1) .................. site. I don't think it has to be so limited. In my opinion, a place of interest is simply one that people like going to.

In my town, the park is a(n) (2) .................. because many people love spending time there. Old people do (3) .................. and walk in the park. Children play games there while their parents sit and talk with eac other. Another place of interest in my town is Hoa Binh market. It's a(n) (4) ................ market with a lot of things to see. I love to go there to buy food and clothes, and watch other people buying and selling. Foreign tourists also like this market because they can experience the (5) .................. of Vietnamese people, and buy woven cloth and other (6) .................. as souvenirs.

Bài 1: Điền các từ sau vào chỗ trống và chia thì cho thích hợp:

get into, give up, do away with, speed up, take on, settle for, take off, get together, run up to, come up to, turn up, show up for, get away with, watch out for, go out.

15. Our flight was delayed, but we finally _____ shortly after midnight.

16. He ____ cheating on his final exam!

17. I'm trying to ____ smoking, but it's almost impossible for me.

18. Let's _____ with Ted and Hania soon.

19. Unfortunately, I _____ late for my meeting and lost the contract.

20. Finally, the lights _____ and we had a good night's sleep.

21. You won't believe who ____ the party! Simon Haines!

22. I'm afraid I had to _____ eggs and bacon. I really wanted to have pancakes, but they were out of them.

23. He ____ the club on recommendation from his friend Radek.

24. I ____ and past the policeman doing 120m.p.h!

25. Unfortunately, our school had to ____ the music department because of lack of funds.

26. Make sure to ____ pick-pockets when you go to the maket.

27. The boy ____ the man and returned his wallet.

28. Mary ____ me at the party last night and introduced herself.

Bài 4: Fill each blank with one word from the box

attractions, giant, excited, interest, fascinating, tallest, symbol, affordable

The London Eye, also known as the Millennium Wheel, is a (1) .............. observation wheel in London. The entire structure is 135 metres (443ft) tall and the wheel has a diameter of 120 metres (394 ft). When erected in 1999 it was the world's (2) ............ observation wheel. It is now one of the most popular (3) .............. in the world. It is considered to be a (4) ................ of London. People make special journeys to see the (5) ................ giant wheel. 15,000 people can ride the wheel every day. They feel (6) ............ to climb above the city and look back down on it. Not just rich people, but everybody can do this. It is public and (7) ............... , and it has become a place of (8) .................. in London.

Bài 6: Complete the following passage with a suitable word chsen from the box.

check, got, informed, matter, start, luggage, delayed, flight, minutes, garage

Yesterday Tom was supposed to take a (1) ............. from London to Paris. He (2) ................. up very early, put his (3) ................ in the boot of his car and tried to start the engine. It wouldn't (4) .............. Tom lifted the bonnet but he couldn't see what the (5) .............. could be. He immediately called his local (6) ................ to send a mechanic at once. Fortunately, the garage had a man free and he was with Tom felt very foolish. " Why didn't I (8) ............. everything last night?" he wondered. Despite all this, he got to the airport ontime. He heard an announcement "Passengers on flight BA 292 to Paris are (9) ................. that all flights to and from Paris are (10) ......... due to a heavy snowfall last night". "If only I had decided to go by train" Tom thought.

Bài 7: Complete the second sentences so that it has the similar meaning to the first sentences, using the word given.

1. Where did you get the information about Disneyland Resort? (find)

Where ...............................................

2. What time did you get out of bed this morning? (up)

When ................................

3. I'll read this leaflet to see what activities are organised at this attraction.(look)

I'll .................................................

4. They're going to publish a guidebook to different beaty spots in Viet Nam (out)

They're .................................................

5. I'm thinking with pleasure about the weekend! (forward)

I'm ....................................

Bài 10: Đốt cháy hoàn toàn 12,8 gam kim loại A (II) cần 4,48 lit Cl₂ (đktc).

a. Xác định A

b. Cho toàn bộ muối sản phẩm phản ứng vừa đủ với dung dịch KOH 11,2%. Tính khối lượng dung dịch KOH cần dùng và C% các chất tan trong dung dịch sau phản ứng.

Bài 11: Đốt cháy hoàn toàn 13 gam kim loại A(II) cần 4,48 lit Cl₂ (đktc).

a. Xác định A.

b. Cho toàn bộ muối sản phẩm vào 400 gam dung dịch AgNO₃ 34%. Tính khối lượng kết tủa thu được và C% các chất tan trong dung dịch sau phản ứng.

Bài 12: Sục 6,72 lit clo (đktc) vào bình đựng 600 ml dung dịch NaOH 2M. Tính C_M các chất tan trong dung dịch sau phản ứng. (Giả sử thể tích dung dịch thay đổi không đáng kể).

Bài 11: Cho 0,896 lít H₂ tác dụng với 0,672 khí Cl₂ (đktc), sản phẩm thu được cho hòa tan vào 19,27 gam nước thu được dung dịch A. Lấy 5 gam dung dịch A phản ứng với AgNO₃ dư được 0,7175 gam kết tủa. Tính H phản ứng giữa H₂ và Cl₂.

Bài 12: Trong một bình kín chứa SO₂ và O₂ theo tỉ lệ mol 1:1 và một ít bột xúc tác V₂O₅. Nung nóng bình một thời gian rồi đưa về điều kiện nhiệt độ và áp suất ban đầu thu được hỗn hợp khí sản phẩm chiếm 35,3 % về thể tích. Tính H phản ứng tạo thành SO₃.

1. Em hãy cho biết chương trình sau đây hiển thị kết quả gì?

Var

j, k: integer;

Begin

k : = 0;

for j : = 1 to 5 do k : = k + 1;

writeln(j : 4, k : 4);

readln;

End.