36. Solving a chemistry problem
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1. a) What is the essence of fractional analysis?
b) What reactions can detect Fe2, CH3COO–, Cu2 ions? Write the equations of chemical reactions, indicate the conditions for their implementation and the observed effect.
b) What reactions can detect Fe2, CH3COO–, Cu2 ions? Write the equations of chemical reactions, indicate the conditions for their implementation and the observed effect.
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