73 Решение задачки по химии №07 372

90. Suggest a scheme for analyzing a mixture of cations according to acid-base classification.
Mixtures do not contain sediment, but may be colored.
Give reaction equations (characteristic and pharmacopoeial) for the detection of the underlined ion, indicating the analytical effect and properties of the resulting products.

90 NH4 Ag Ca2 Al3 Fe3 Hg2

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