Choose Unknown Solution
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Safety Notes
- Wear eye protection when handling sodium hydroxide or ammonia solution.
- Add reagents dropwise, keep test tubes pointed away from people, and avoid smelling ammonia directly.
- Treat copper, iron, zinc, aluminium, and calcium salt solutions as irritants; collect waste as instructed.
Working Inference
0 tests recorded
Run at least two tests, choose a likely cation, and write evidence before revealing the identity.
Observations
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