Calculate the ΔrG° and log Kc for the given reaction at 298 K: Ni(s) + 2Ag⁺(aq) ⇌ Ni²⁺(aq) + 2Ag(s) Given : E°Ni²⁺/Ni = – 0.25 V, E°Ag⁺/Ag = +0.80 V 1F = 96500 C mol⁻¹.

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TextNernst Equation for Cell PotentialRelation Between Gibbs Energy and EMF of CellMolar Conductivity and Its DefinitionCBSE PYQ

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Calculate the e.m.f. of the following cell at 298K : Fe(s) | Fe²⁺ (0.001 M) || H⁺ (0.01M) | H₂(g) (1 bar) | Pt(s) Given that E°cell = +0.44 V [log 2 = 0.3010 log 3 = 0.4771 log 10 = 1]

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The conductivity of 0·001 mol L–1 solution of acetic acid is 3·905 × 10–5 S cm–1. Calculate its molar conductivity. If Λ°m for acetic acid is 390·5 S cm2 mol–1, then calculate its degree of dissociation (α).

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