In a battery, the following two oxidation-reduction reactions are taking place: rxn A: Zn + 2 OH- ? ZnO + H2O + 2e- rxn B: 2 MnO2 + H2O + 2e- ? Mn2O3 + 2 OH-What is undergoing oxidation?

A. Zn
B. MnO2
C. ZnO
D. H2O
E. OH-

Answer: A

Environmental & Atmospheric Sciences

You might also like to view...

Lines connecting points of equal pressure are called:a

isobars. b. millibars. c. contours. d. isotherms. e. a coordinate grid.

View
Environmental & Atmospheric Sciences

Describe the temperature conditions in clouds that are required to form precipitation by the Bergeron process

What will be an ideal response?

View
Environmental & Atmospheric Sciences

At present, after subtracting deaths from births, world population increases 1.2 percent per year for a doubling time of ________.

A. 140 years B. 14 years C. 280 years D. 70 years E. 58 years

View
Environmental & Atmospheric Sciences

A legacy of conflict and warfare that persists today in the continent of Africa was laid out by the Berlin Conference of 1884

Indicate whether the statement is true or false

View
Environmental & Atmospheric Sciences