Dạng 2: Kim loại tác dụng với dd axit. Một số bài tập tham khảo. Bài 1: Cho 16,4 gam hon hợp Fe và Ag tác dụng hoàn toàn với 200 ml HC1. Sau phản ứng thu được 2,24 lit khi H2 ở dktc a. Tinh khối lượng mỗi kim loại có trong hỗn hợp. b. Tính nồng đ của dd HCl dã dùng. c. Tinh thế tích khi clo thu dược khi cho toàn bộ lượng axit đã dùng trên phản ứng với lượng dư MnO2 Bài 2: Cho 10,0 gam hỗn hợp Mg và Cu tác dụng hoàn toàn với 150 ml HCI. Sau phan ứng thu duợc 3,36 lit khi H2 ở dktc a. Tinh % khối lượng mỗi kim loại có trong hôn hợp. b.Tinh nông dộ của dd HCl dà dùng. c.Tính khôi lượng muối thu được sau phản ứng

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