Multiple Choice
Which of the following statements concerning a voltaic cell is/are correct?
1) Reduction occurs at the cathode.
2) A spontaneous reaction generates an electric current in a voltaic cell.
3) Without a salt bridge charge buildup will cause the cell reaction to stop.
A) 1 only
B) 2 only
C) 3 only
D) 1 and 2
E) 1,2,and 3
Correct Answer:
Verified
Correct Answer:
Verified
Q45: When a secondary battery provides electrical energy,it
Q75: Write a balanced half-reaction for the
Q76: The following electrochemical cell has a
Q77: Given the following standard reduction potentials,<br>Pb<sup>2+</sup>(aq)+
Q78: A current of 15.0 A is passed
Q79: If <span class="ql-formula" data-value="\Delta"><span class="katex"><span
Q81: Gold and platinum are commonly used as
Q82: Given:<br>2H<sup>+</sup>(aq)+ 2e<sup>-</sup> <span class="ql-formula" data-value="\to"><span
Q83: Calculate the standard reduction potential for
Q85: What mass of chromium could be deposited