10) Aluminum doesn’t readily corrodebecause:
a) its standard reduction potential is more positive thanoxygen
b) its standard reduction potential is more negative thanoxygen
c) it forms a dense coating of alumina,Al2O3, that slows oxidation.
d) It is already oxidized.
.
11) What best describes a glass?
a) A transparent, crystalline insulator.
b) A viscous liquid
c) An amorphous solid
d) The thermodynamic (lowest energy) state for a material
.
For the following reactionanswer questions 13 & 14):
                      Fe(s) +Cu2+(aq)          Fe2+(aq) + Cu(s)
13) What is being oxidized (oxidant)?
a) Fe2+
b) Cu2+
c) Cu
d) Fe
.
14) What is being reduced (reductant)?
a) Fe2+
b) Cu2+
c) Cu
d) Fe
Please answer all of them without guessing!!!Thanks
