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Physics, 20.05.2021 01:20 lunnar2003
La catodul unei băi electrolitice prin care circulă un curent electric cu intensita-
tea de 2,5 A în 50 min. s-au depus 4,65 g de cositor. Să se determine:
a) echivalentul electrochimic al cositorului;
b) intervalul de timp în care la catod s-ar depune 8,37 g de cositor la o intensitate
a curentului prin baie egală cu 7,5 A.
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La catodul unei băi electrolitice prin care circulă un curent electric cu intensita-
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