cho 5,6g kim loại Fe tác dụng vừa đủ với 200ml dung dịch HCl sinh ra V(lit)khí H2( đktc). dẫn toàn bộ khí H2 sinh ra đi qua 16g bọt CuO đun nóng. tính khối lượng chất rắn sau phản ứng

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Đáp án + Giải thích các bước giải:

 

Đáp án:

 mᵣ = 14,4 gam

Giải thích các bước giải:

 

Câu hỏi trong lớp Xem thêm

Combine the two sentences into one. Using where, when. …………………………………………………………………………………… 2. I’ll never forget the day. I met you on that day. …………………………………………………………………………………… 3. The city was beautiful. We spent our vacation in that city. …………………………………………………………………………………… 4. Monday is the day. We will come on that day. …………………………………………………………………………………… 5. That is the restaurant. I will meet you at that restaurant. …………………………………………………………………………………… 6. 7:05 is the time. My plane arrives at that time. …………………………………………………………………………………… 7. The town is small. I grew up in that town. …………………………………………………………………………………… 8. That is the drawer. I keep my jewelry in that drawer. …………………………………………………………………………………… 9. 1960 is the year. The revolution took place in that year. …………………………………………………………………………………… 10. July is the month. The weather is usually hot in that month. ……………………………………………………………………………………

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