Trong tự nhiên đồng có 2 đồng vị là 63Cu và 65Cu. Nguyên tử khối trung bình của đồng là 63,54. Thành phần % khối lượng của 63Cu trong CuCl2 là (cho Cl = 35,5)
Trong tự nhiên đồng có 2 đồng vị là 63Cu và 65Cu. Nguyên tử khối trung bình của đồng là 63,54. Thành phần % khối lượng của 63Cu trong CuCl2 là (cho Cl = 35,5)
 | Đặng Bảo Trâm | Chat Online |
| 27/08 23:23:52 (Hóa học - Lớp 10) |
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Số lượng đã trả lời:
| A. 12,64%. 0 % | 0 phiếu |
| B. 26,77%. 0 % | 0 phiếu |
| C. 27,00%. 0 % | 0 phiếu |
| D. 34,18%. 0 % | 0 phiếu |
| Tổng cộng: | 0 trả lời |
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