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CHEMISTRY : what is a potential difference

Hi, can someone help me out please, im doing electrochemical cells, and its talking of potential difference. what does the term potential difference actually mean?
Reply 1
Avatar for qqqwwweee
qqqwwweee
2
T.r.i.n.i.t.y
Hi, can someone help me out please, im doing electrochemical cells, and its talking of potential difference. what does the term potential difference actually mean?


the amount of energy converted from chemical energy to do work on the charge when a coulomb of charge passes thru the two terminals
Reply 2
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mongoose
5
Just think of potential difference as voltage.
Reply 3
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qqqwwweee
2
terminal voltage or emf?
Reply 4
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mongoose
5
keisiuho
terminal voltage or emf?


I don't think it really matters when considering electrochemical cells... perhaps for physics.
Reply 5
Avatar for T.r.i.n.i.t.y
T.r.i.n.i.t.y
OP
thanks, ive found a definition, it says the difference between the charge on the electrode and the charge of the ions in solution.

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