Multiple Choice
In a hydrogen-oxygen fuel cell,
A) no transfer of electrons occurs.
B) both oxygen and hydrogen atoms lose electrons.
C) both oxygen and hydrogen atoms gain electrons.
D) oxygen atoms lose electrons and hydrogen atoms gain electrons.
E) oxygen atoms gain electrons and hydrogen atoms lose electrons.
Correct Answer:
Verified
Correct Answer:
Verified
Q32: Which of the following reactions would be
Q33: How many electrons are transferred in the
Q34: What is undergoing reduction in the redox
Q35: Nickel can be plated from aqueous solution
Q36: Define a salt bridge.<br>A) A pathway composed
Q38: Aluminum is quickly oxidized in the air
Q39: To prevent rust,nails are coated with<br>A) zinc.<br>B)
Q40: Which of the following metals will dissolve
Q41: Balance the following reaction in KOH.What are
Q42: The electrolysis of molten AlCl<sub>3</sub> for 3.25