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lamnhat408
2 năm trước
cho 34g AgNO3 phản ứng với 300g dd BaCl 10,4% (có khối lượng riêng d=1,33g/ml) a, tính khối lượng kết tủa thu được? b, tính khối lượng riêng của dd muối tạo thành
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speech is one of the most importian (1) of comunicating , It consists of far more than just making noise . To talk and also to be (2) by other people , we have to speak a lauguage , that is , we have to use combination of (3) that everyone agrees stand for particular object or idea. Communication would be impssible if everyone make up their own lauguage . the basic (4) of e is mot every large , and only about 2000 words are needed to ( 5) it quite well . but the more words you know , the most idea you can (6) and the more precise yu can be about their meaning . Words are the (7) thing we use iin communicating what we want to say . the (8) we say the word is also very importain . our tone of voice can express many emotions and (10) whether we are pleased or angry , for instance lamf ik mik vote 5 sao và câu trlhn

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