Chemistry, 05.08.2021 14:10 amariyanumber474

Cho 10 gam hỗn hợp bột đồng và đồng (II) oxit tác dụng hoàn toàn với dung dịch axit sunfuric loãng. Sau khi phản ứng kết thúc, lọc lấy chất rắn không tan cho vào axit sunfuric đặc, nóng thu được 1,12 lít khí A (đktc). a- Viết các PTHH và cho biết tên khí A ?

b- Tính thành phần % về khối lượng các chất trong hỗn hợp ban đầu ?

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Cho 10 gam hỗn hợp bột đồng và đồng (II) oxit tác dụng hoàn toàn với dung dịch axit sunfuric loãng....

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