[Học Để Thi] New comment on Tuyển tập những bài tập Hóa Học Hay.

Trang Ánh Nam has left a new comment on your post "Tuyển tập những bài tập Hóa Học Hay":

cho 5 gam hỗn hợp Al và Zn vào 200ml dung dịch HNO3, phản ứng giải phóng ra 0,896 lít(dktc) hỗn hợp khí NO và N2O. hỗn hợp khí này có tỉ khối hơi so với hydro là 16,75. Sau phản ứng kết thúc đem lọc thu được 2,013 gam kim loại và dung dịch A.Cho biết các phản ứng xảy ra hoàn toàn
a)Viết PTHH các phản ứng xảy ra?
b)Cô cạn cẩn thận dung dịch A thu được bao nhiêu gam muối khan?
c)Tính nồng độ mol của dung dịch HNO3 ban đầu

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Posted by Trang Ánh Nam to Học Để Thi at December 7, 2018 at 2:46 PM

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