In an electrochemical cell electrons travel in which direction
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N an electrochemical cell, electrons travel in which direction?
a. from the cathode to the anode through the porous cup
b. from the anode to the cathode through the porous cup from the anode to the cathode through the porous cup
c. from the cathode to the anode through the external circuit
d. from the anode to the cathode through the external circuit