26. What is the Nernst equation used for?
a) To calculate the cell potential of an electrochemical cell
b) To calculate the resistance of an electrochemical cell
c) To calculate the power output of an electrochemical cell
d) To calculate the efficiency of an electrochemical cell
27. What is the relationship between cell potential and temperature?
a) Cell potential increases with temperature
b) Cell potential decreases with temperature
c) Cell potential is not affected by temperature
d) Cell potential is inversely proportional to temperature
28. Which of the following is a measure of the driving force of an electrochemical cell?
a) Cell potential
b) Cell resistance
c) Cell efficiency
d) Cell voltage
29. What is the purpose of a voltmeter in an electrochemical cell?
a) To measure the current flow
b) To measure the potential difference
c) To control the flow of electrons
d) To complete the circuit
30. What is the purpose of an ammeter in an electrochemical cell?
a) To measure the current flow
b) To measure the potential difference
c) To control the flow of electrons
d) To complete the circuit
