Which Is True When Electrochemical Cells Are Used as Chemical

question 3

Multiple Choice

Which is true when electrochemical cells are used as chemical probes?
I.All concentrations in the half-cells must be known except for the analyte of interest.
II. The analyte concentration is calculated from the equilibrium cell potential.
III. Equilibrium between the half-cells is established.
IV. Equilibrium within each half-cell is established and is assumed to remain at equilibrium.
V. Half-cells other than the S.H.E.can be used to determine pH.

• A)II,III,and IV
• B)I,IV,and V
• C)I and II
• D)III,IV,and V
• E)I,II,and V

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Ordinary Repair

Expenditures to maintain the operating efficiency and expected productive life of an asset, treated as an expense.

Capitalization

The total value of all a company's outstanding shares of stock, calculated by multiplying the share price by the total number of shares.

Net Income

The total profit of a company after all expenses and taxes have been deducted from revenues.