The EMF's of the following cells are The EMF of the cell will be

CHEMISTRY · Single correct · A Level · Chemistry · Electrode potentials · Electrode potentials

Problem

The EMF's of the following cells are Cu∣Cu2+(1M)∣∣Ag+(1M)∣Ag,E∘=0.46V\text{Cu} | \text{Cu}^{2+}(1\text{M}) || \text{Ag}^+(1\text{M}) | \text{Ag}, \quad E^\circ = 0.46\text{V} Zn∣Zn2+(1M)∣∣Cu2+(1M)∣Cu,E∘=1.10V\text{Zn} | \text{Zn}^{2+}(1\text{M}) || \text{Cu}^{2+}(1\text{M}) | \text{Cu}, \quad E^\circ = 1.10\text{V} The EMF of the cell Zn∣Zn2+∣∣Ag+(1M)∣Ag\text{Zn} | \text{Zn}^{2+} || \text{Ag}^+(1\text{M}) | \text{Ag} will be (a) 1.56 V1.56\,\text{V} (b) 0.64 V0.64\,\text{V} (c) −1.56 V-1.56\,\text{V} (d) 2.02 V2.02\,\text{V}

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