Làm đầy đủ mình tham khảo cách trình bày bài ạ Brom hóa 1 anken thu được 1 dẫn xuất monobrom duy nhất có tỉ khối so với `H2` là `75,5` Xác định tên của ankan,CTPT,CTCT trong trường hợp trên

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