When nickel ion in the nickel plating solution is titrated with the EDTA standard solution, the purple color of the end point is the color of the complex formed by the murexide indicator and the nickel ion.
When nickel ion in the nickel plating solution is titrated with the EDTA standard solution, the purple color of the end point is the color of the complex formed by the murexide indicator and the nickel ion.
When nickel ion in the nickel plating solution is titrated with the EDTA standard solution, the purple color of the end point is the color of the complex formed by the murexide indicator and the nickel ion. A: 正确 B: 错误
When nickel ion in the nickel plating solution is titrated with the EDTA standard solution, the purple color of the end point is the color of the complex formed by the murexide indicator and the nickel ion. A: 正确 B: 错误
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