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Batteries that are used in mobile phone can be recharged. Likewise, can you recharge the batteries used in watches? Justify your answer.
Batteries in watches are made up of primary cells, which means the reactions inside these cells are irreversible, and these cells have a short shelf-life.
It is impossible to recharge a . Watch batteries hold a primary cell.
When a current is generated in a primary cell, is converted to electrical energy. Whereas mobile phones use .
When current is passed through secondary cells, is converted to chemical energy, which is turned to when current is drawn from it.
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