What Is the Cell Potential for the Following Cell at 25

question 123

Multiple Choice

What is the cell potential for the following cell at 25 °C?
Zn(s) ∣ Zn²⁺ (0.0456 M) Cu²⁺(0.120 M) ∣ Cu(s)
Cu²⁺(aq) + 2 e^- → Cu(s) E° = 0.340 V
Zn²⁺(aq) + 2 e^- → Zn(s) E° = -0.763 V

• A)1.088 V
• B)1.114 V
• C)1.106 V
• D)1.094 V
• E)1.129 V

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Definitions:

Net Present Value

A financial measure that assesses an investment's profitability by calculating the difference between the present value of cash inflows and the present value of cash outflows throughout a certain timeframe.

Internal Rate of Return

The discount rate that makes the net present value (NPV) of all cash flows from a particular project equal to zero.

Cost of Capital

The rate of return a company must pay investors to finance its assets, often used as a benchmark to evaluate the profitability of investments.

Present Values

The today's equivalent value of future money or cash flow series, calculated with a defined rate of return.