Khí H2 tác dụng vừa đủ với 57,6 gam FeO thì khối lượng Fe thu được là

Thể tích của khối lập phương 3cm là

Giải giúp tui bài 1nha 😗😗😗😗😗

Từ các chữ số 0,2,4 có thể lập đc bao nhiêu số tự nhiên có 2 chữ số

cho hàm số y=ax(a khác 0) a, tìm a biết đồ thị hàm số đi qua điểm m(-2,-4) b điểm a (1,-2),b(-1,-2),c(2,4) điểm nào thuộc đồ thị câu 2 tại sao

Hãy giải giúp bài 3 vs ạ đầu tiên đấy ạ

Tìm 2 số nguyên nhỏ hơn 9 mà tích của chúng bằng -217

đặt 2 câu ghép, 2 câu đơn , trong đó 1 câu dùng từ nối 1 câu dùng từ không nối

Do the sentences, as directed: ( bao nhiêu câu cũng được nha) 1. I don’t have a new car. I wish ___________________________________________________ 2. They will build a new supermarket here tomorrow. A new supermarket ________________________________________ 3.“I will go to my village tomorrow” He said. He said __________________________________________________ 4. My brother likes playing soccer every morning. My brother is interested________________________________________ 5. Despite the bad weather, Nam went out for a picnic. Although____________________________________________________ 6. People say that the professor will arrive this morning It __________________________________________________________ 7. I don’t have a new computer. I wish______________________________________________________ 8.“I will go to my village next week” Nga said. Nga said_____________________________________________________ 9. My father likes playing soccer every morning. My father is interested__________________________________________ 10. We the professor will arrive this morning. It is expected __________________________________________________ 11. Ba doesn’t have a brother. Ba wishes ____________________________________________________ 12. They grow rice in tropical countries. Rice _________________________________________________________ 13.“I will go to my village next week” Mr. Nam said. Mr. Nam said___________________________________________________ 14. My father likes playing soccer every morning. My father is interested____________________________________________ 15. Ba worked hard. He passed his exam. She worked_____________________________________________________ 16. They thought the professor would arrive this morning. It _____________________________________________________________ 17. Although Sue felt tired, she stayed up late talking to Jill. Despite ________________________________________________________ 18. It was a hot day so we had lunch outside in the garden. It was such _____________________________________________________ 19. I’ve been working for this company for ten years. I started ________________________________________________________ 20. I'm sorry that I didn't finish my homework last night. I wish __________________________________________________________ 21. You should use less paper to protect the environment. If I 22. There has been a sharp increase in the number of skyscrapers built in Hanoi this year. The number of 23. He suggested visiting Moc Chau to learn about Thai and H‟mong people. What about 24. They believe that touching the head of a Buddha statue is a sign of disrespect. It 25. It‟s a pity I can‟t get my visa extended. I wish 26. “Please follow my instructions if you want to pass this module,” my teacher said. My teacher told me 27. They had been on board before he arrived at the airport. As soon as 28. How long has you possessed that Chanel bag? When 29. “Why do I have to conduct this research?” she asked me. She asked me 30. He needs to talk to psychologist about his current situation. It is

Hình sau có cặp cạnh vuông góc là