Which of the following is the overall reaction of a fuel cell?
A) Pb(s) + PbO2(s) +2HSO4- (aq) +2H+(aq) →2PbSO4(s) +2H2O(l)
B) Cd(s) +2NiO(OH) (s) +2H2O(l) →Cd(OH) 2(s) +2Ni(OH) 2(s)
C) 2H2(g) +O2(g) →2H2O(g)
D) 2Li(s) + I2(s) →2LiI(s)
E) 2MnO2(s) + 2NH4Cl(aq) + Zn(s) → Mn2O3(s) + Zn(NH3) 2Cl2(s) + H2O(l)
Correct Answer:
Verified
Q75: A battery is a galvanic cell that
Q76: Which of the following metals is most
Q77: Which of the following is the overall
Q78: Lithium-iodine batteries are disposable and cannot be
Q79: The _ is a battery consisting of
Q81: A rod contains 3.00 g of Hg.
Q82: For the thermodynamically nonspontaneous decomposition of
Q83: In an electrolytic cell, an external voltage
Q84: If an electrochemical cell is constructed in
Q85: _ is the process in which a
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents