Match the Following Statements with Normal-Phase Chromatography or Reversed-Phase Chromatography

question 2

Multiple Choice

Match the following statements with normal-phase chromatography or reversed-phase chromatography.
1) The more polar the mobile phase, the weaker the mobile phase.
2) The more polar the mobile phase, the stronger the mobile phase.
3) The more nonpolar the mobile phase, the weaker the mobile phase.
4) The more nonpolar the mobile phase, the stronger the mobile phase.

• A)1 and 4 are correct for normal-phase chromatography
• B)2 and 3 are correct for normal-phase chromatography
• C)1 and 3 are correct for reversed-phase chromatography
• D)2 and 4 are correct for reversed-phase chromatography

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Definitions:

Straight-Line Depreciation

A method of calculating the depreciation of an asset that allocates an equal amount of depreciation each year over the asset's useful life.

Depreciation Expense

The allocation of the cost of a tangible asset over its useful life, reflecting the decline in value over time.

Accelerated Depreciation

A method of calculating the depreciation of an asset that assumes the asset will lose value more quickly in its initial years of use.

Straight-Line Depreciation

A method of allocating the cost of a tangible asset over its useful life evenly, resulting in equal depreciation expenses per year.