[Học Để Thi] New comment on Bảo toàn mol electron.

Vua Hài Kịch has left a new comment on your post "Bảo toàn mol electron":

1) Cho 11.88g kim loại M t/d hết vs HNO3 đun nóng giải phóng 0.15mol hh N2O và N2 có d/H2=18.8.M là?
2) Hòa tan hoàn toàn m gam AL vào dd HNO3 loãng dư thu được hh khí gồm 0.015mol N2O và 0.01 mol NO (p/ư ko tạo muối amoni). Tính m?
3) Cho 12.125g sunfua kim loại M có hóa trị ko đổi (MS) t/d vs dd H2SO4 đặc nóng dư thoát ra 11.2 lít SO2 đkct. M là?

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Posted by Vua Hài Kịch to Học Để Thi at December 15, 2018 at 9:24 AM

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