Which of the Following Are Characteristics of Reverse-Phase Chromatography

question 5

Multiple Choice

Which of the following are characteristics of reverse-phase chromatography?
I The stationary phase is polar.
II The mobile phase is more polar than the stationary phase.
III Less polar mobile phase has a lower eluent strength.
IV More polar mobile phase has a higher eluent strength.
V The stationary phase is nonpolar.

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

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Definitions:

Fixed Costs

Costs that do not change with the level of output or sales in the short term, such as rent, salaries, and insurance premiums.

Initial Investment

The sum of money allocated to initiate a project, acquire an asset, or invest in a business operation.

Net Present Value (NPV)

A financial metric used to evaluate the feasibility of an investment, calculated by subtracting the present value of cash outflows from the present value of cash inflows.

Capital Cost Allowance (CCA)

A tax deduction in Canada that represents a yearly depreciation charge for the cost of assets.