Un cubo de Al de 2cm de longitud por lado tiene una masa de 21 g cual es su densidad y cual sera la masa de 5.5cm/3 ​

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell