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maivu042
2 năm trước
Viết PT hóa học khi cho C2H5OH,CH3OH,C6H5OH Phản ứng ,K,NA,NAOH,BL2,HNO3,KOH,CH3,CAOH
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Các câu hỏi liên quan

Giúp mk với 1,they dry the beans in the sun 2,mr ba grows vegetables in his small field 3,the librarian arranges the books in to the sections 4,l learn english everyday 5, the teacher explains the lesson 6, the doctor examined the patients 7, he gave her back the money last sunday 8, the boys broke the window 9, my mother wrote that letter 10, ba invited liz to the rice cooking festival 11, my mother has made that cake 12, somebody has taken some of my books away 13, they have built a new bus stop near my house 14, people have used the pens for many years 15, we havent finished our homework yet 16, the children are decorating the sitting room 17, the police is questioning him about the stolen goods 18, the foreman is showing the students around the factory 19, mary is cutting the cake with a sharp knife 20- the mechanic is repairing ba's bike 21, she was doing her homework at that time 22, they were cleaning the floor when l arrived 23. The chief engineer was instructing all the workers of the plant 24 people were painting the posters when we came 25, they will hold the meeting before may day

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