The following reaction does not proceed to form a product: HNO3 + Cu → no reaction. Why?

A) Copper has a lower activity than hydrogen and cannot replace it.
B) The reaction proceeds too slowly to create products.
C) Copper has a higher activity than hydrogen and cannot replace it.

A) Copper has a lower activity than hydrogen and cannot replace it.

Explanation:

the electrical  conductivity  of asolution  of an electrolyte is measured by determining the resistance of thesolution  between two flat or cylindrical electrodes separated by a fixed distance.

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