A Solution Is Prepared by Dissolving 0

question 44

Multiple Choice

A solution is prepared by dissolving 0.23 mol of benzoic acid and 0.27 mol of sodium benzoate in water sufficient to yield 1.00 L of solution.The addition of 0.05 mol of NaOH to this buffer solution causes the pH to increase slightly.The pH does not increase drastically because the NaOH reacts with the ________ present in the buffer solution.The of benzoic acid is 6.3 × 10^-5.

• A) O
• C)benzoate
• D)benzoic acid
• E)This is a buffer solution: the pH does not change upon addition of acid or base.

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Definitions:

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Organizations that provide insurance policies to consumers, covering a variety of risks in exchange for premiums.

Insurance Company

A business entity that provides financial protection against losses and risks in exchange for premiums.

Property Loss

The term refers to the loss or damage of property due to various risks such as fire, theft, or natural disasters.

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A situation where asymmetric information leads to the selection of undesirable risks by one party in a contract.