Chemistry, 16.06.2021 18:00 iwannasleep

Cho biết các số liệu sau ở 25oC:Eo(Au+/Au) = 1,7V; Eo(O2/H2O) = 1,23V; hằng số điện li tổng của ion phức (Au[CN]2) - là 7,04.10-40. Chứng minh rằng khi có mặt ion CN - trong
dung dịch kiềm thì Eo([Au(CN) -/Au) nhỏ hơn Eo(O2/OH -), nghĩa là oxi oxi hoá được vàng.

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Cho biết các số liệu sau ở 25oC:Eo(Au+/Au) = 1,7V; Eo(O2/H2O) = 1,23V; hằng số điện li tổng của ion...

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