True/False
A steel utility pole (made primarily of iron)can be protected from oxidation by attaching a piece of copper, or some other relatively inactive metal, to it.
Correct Answer:
Verified
Correct Answer:
Verified
Q67: Consider the reaction: CrO<sub>4</sub><sup>2−</sup>(aq)+ HSO<sub>3</sub><sup>−</sup>(aq)→ Cr<sup>3+</sup>(aq)+ SO<sub>4</sub><sup>2−</sup>(aq)When
Q68: Consider the reaction: Sn<sup>2+</sup>(aq)+ 2Fe<sup>3+</sup>(aq)→ Sn<sup>4+</sup>(aq)+ 2Fe<sup>2+</sup>(aq)Which
Q69: Consider the reaction: H<sub>2</sub>O(l)+ 3SO<sub>3</sub><sup>2-</sup>(aq)+ 2MnO<sub>4</sub><sup>-</sup>(aq)→ 3SO<sub>4</sub><sup>2-</sup>(aq)+
Q70: The products of the electrolysis of molten
Q71: List the oxidation number of sulfur in
Q73: The figure shows a molecular-level representation of
Q74: Consider the reaction: Sn<sup>2+</sup>(aq)+ 2Fe<sup>3+</sup>(aq)→ Sn<sup>4+</sup>(aq)+ 2Fe<sup>2+</sup>(aq)Which
Q75: Which of the following sulfur species cannot
Q76: An electrolytic cell produces electrical energy.
Q77: Given the following information about the activity