QUESTION ONE (a) What are concentration cells? Describe and discuss an electrolyte
concentration cell without transference
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(b) Calculate the EMF of the electrode concentration cell
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PL Halpu). HCI. Hapa): Pt at 25°C if p = 600 torr and p2 = 400 torr
(c) Predict whether the following reaction would proceed spontaneously as
written at 298 K
Cd(s)
Fe (aq)
Cd2(aq)
Fe(s)
Given that [Cd?'y = 0.15M and [Fe2+] = 0.68M
The standard reduction potentials of cadmium and iron are -0.403 and -0.447
volts respectively
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(d) Explain reversible cell? Name the different types of reversible cell (5)