66. Solving a chemistry problem
9. Calculate E° and Ka for a galvanic cell consisting of electrodes:
Cu/Cu2 ; Cu2 2е → Сu0 φ°Cu/Cu2 = 0.34V;
Ni/Ni2 ; Ni2 2e → Ni°; φ°Ni/Ni2 = -0.25V .
Write the equation for the reaction that occurs during the operation of this galvanic cell. Write down this galvanic cell according to IUPAC rules
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