The standard electrode potential E and its temperature coefficient (dE/dT) for a cell are 2V and –5 × 10–4 VK–1 at 300K respectively. The cell reaction is Zn() + Cu2+(aq)→ Zn2+(aq) + Cu(). The standard reaction enthalpy (ΔrH) at 300K in kJmol–1 is,
[UseR = 8 JK–1 mol–1 and F = 96,000 Cmol–1]
(1) 192.0
(2) –384.0
(3) –412.8
(4) 206.4
