Cho 16,3 gam đồng 2 oxit tác dụng với 100 g dung dịch axit sunfuric 19,6% theo sơ đồ sau CuO + h2 SO4 -> CuSo4+H2O a.PTHH b. Tính khối lượng muối được tạo thành c. Tính khối lượng Các chất còn lại d. Tính khối lượng dung dịch sau phản ứng e. Tính nồng độ phần trăm các chất có trong dung dịch sau phản ứng giúp vs ạ :(

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