Đáp án:
Giải thích các bước giải:
ion: Ba (2-) + SO4(2-) -> BaSO4
a, bacl2 tác dụng với H2so4
BaCl2 + H2SO4 -> BaSO4 + 2HCl
Chữ hơi xấu mong bạn thông cảm
there are some little boys______ cattle in the paddy fields A.herd B.herding C.to herd D.herds
Mình đang cần cần gấp nhanh giúp mình với ạ
Chọn và Giải Thích giúp em với ạ. Em hứa sẽ vote 5* ạ +Read the passage below and decide which answer (A, B, C or D) best fits each space. BRINGING UP A FAMILY It can be so difficult to support a family and bring up children, says Michael Wilson, father of two teenage girls. It's something that (1)_ personalities. Firstly, you have to make sure that everyone has what they (3) school uniforms and books, pens and pencils to games, toys, computers and, of course, clothes. Secondly, there is „always the concen that they might be in danger. I (4) always wonder whether my own children are safe or (5)_ only a little late (6) aspects to (8)_ can ever prepare you for because every family (2). of different people and Children require so many things these from so many terrible things on the news everyday that I _and sometimes I get very concerned, even if they are _when I tell them off. Of course, there are wonderful _home. That's what they don't (7). La family. It is a great pleasure to (9). them grow and develop their own personalities, not to mention the love and warmth that exists in a family. My the difficulties, I can honestly say that I wife and children are the most precious things in my life and, (10)_ couldn't change a thing! 1. A. nobody B. somebody C. one D. they 2. A. includes B. consists C. has D. contains 3. A. need B. ask C. wish D.request 4. A. listen B. look C.watch D.see 5. A.so B.no C.not D.what 6. A.reaching B.going C.coming D.making 7. A. think B.imagine C.wonder D. understand 8. A. having B.growing C.bringing D. rising 9. A.look B.watch C. glimpse D. stare 10. A.however B.in spite C.despite D.although
what your friend should and shouldn’t do to have good health, using should and shouldn’t.
Dẫn chứng về lòng yêu nước của vua Quang Trung
Chiều mk nộp rùi nên cố giúp trong trưa nha
Nòi tre đâu chịu mọc cong Chưa lên đã nhọn như trông lạ thường Lưng trần phơi sương Có manh áo cộc tre nhừơng cho con tìm danh từ, động từ, tính từ giúp mik nhé
đặt câu bằng cách sử dụng các từ gợi ý you/ do/ the homework/ at the moment
12x-15y /7 = 20z-12x /9 = 15y-20z /11 và x+y+z = 48 help me :<
III. Give the correct forms of the words in the brackets ( 1m) 1.Fuel……………….can be cut down by having fewer cars on the road. ( comsume) 2.Don’t run too fast if you feel…………………….( comfort) 3.They talked……………….about the project of launching the new products. ( end) 4.Earthquakes often come together with volcanic………………..( erupt) 5.We left the town……..before the lava hit it . ( safety) 6.We can’t pass the exam without……………..( prepare) 7………………, the typhoon didn’t cause any damage to the village. ( luck) 8.I don’t want to think of that……………..accident. ( disaster) 9.The more………..you write, the more easily the readers can understand your writing. ( care) 10.The coal industry was originally private but was………….in the 1940s. ( nation)
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