$E_1$, $E_2$, and $E_3$ are the emf values of the three galvanic cells, respectively. a. Zn | Zn$^{2+}_{1\,\text{M}}$ || Cu$^{2+}_{0.1\,\text{M}}$ | Cu b. Zn | Zn$^{2+}_{1\,\text{M}}$ || Cu$^{2+}_{1\,\text{M}}$ | Cu c. Zn | Zn$^{2+}_{0.1\,\text{M}}$ || Cu$^{2+}_{1\,\text{M}}$ | Cu Which one of the following is true?

Question

$E_1$, $E_2$, and $E_3$ are the emf values of the three galvanic cells, respectively.
a. Zn | Zn$^{2+}_{1\,\text{M}}$ || Cu$^{2+}_{0.1\,\text{M}}$ | Cu
b. Zn | Zn$^{2+}_{1\,\text{M}}$ || Cu$^{2+}_{1\,\text{M}}$ | Cu
c. Zn | Zn$^{2+}_{0.1\,\text{M}}$ || Cu$^{2+}_{1\,\text{M}}$ | Cu
Which one of the following is true?

$E_3 > E_2 > E_1$

$E_3 > E_1 > E_2$

$E_1 > E_3 > E_2$

$E_1 > E_2 > E_3$

Solution

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