Shown Below Is an Electrochemical Cell with Anode a and Cathode

question 83

Multiple Choice

Shown below is an electrochemical cell with anode a and cathode c.Both the anode and the cathode are inert electrodes.The liquid shown in compartment b of the cell is molten potassium chloride,KCl(l) .
-Determine the direction of electron flow and the direction of ion flow.

• A)Electrons flow from a to c;K⁺ ions flow toward a and Cl^- ions flow toward c.
• B)Electrons flow from a to c;Cl^- ions flow toward a and K⁺ ions flow toward c.
• C)Electrons flow from c to a;K⁺ ions flow toward a and Cl^- ions flow toward c.
• D)Electrons flow from c to a;Cl^- ions flow toward a and K⁺ ions flow toward c.

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Definitions:

Earliest Primates

The most ancient members of the primate order, believed to have appeared in the Paleocene epoch, characterized by adaptations for arboreal life.

Homo Erectus

Species that originated in Africa about 1.7 mya and then spread to Europe and Asia; may have persisted until 200,000 years ago or later; may be an evolutionary dead end.

Hominins

Members of the taxonomic grouping (family Hominidae) that includes all species directly related to humans, past and present, including Homo sapiens and our immediate ancestors.

Acheulian Tools

Stone tools associated with early human species, characterized by hand axes and cleavers produced during the Lower Palaeolithic era.