When the Concentration of the Acid and Conjugate Base Components

question 48

Multiple Choice

When the concentration of the acid and conjugate base components of a buffer are present in exactly equimolar proportions

• A) the buffer is very limited in capacity to absorb either acid or base
• B) the buffer has no capacity to absorb any added acid
• C) the buffer has no capacity to absorb any added base
• D) the buffer has a useful range of pH 6.5 - pH 7.5
• E) the pH of the buffer solution is equal to the pK_a of the acid component of the buffer

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Definitions:

Adjustment Columns

Refers to columns in a worksheet or financial statement used to record adjustments to certain accounts before preparing the final financial statements.

Long-Term Asset

Assets that are expected to provide economic benefits beyond one year, such as equipment, real estate, and intellectual property.

Discounting

The process of determining the present value of a payment or a stream of payments that will be received in the future.