A 1000 ML Sample of 0

question 88

Multiple Choice

A 100.0 mL sample of 0.20 M HF is titrated with 0.10 M KOH.Determine the pH of the solution after the addition of 400.0 mL of KOH.The K_a of HF is 3.5 × 10^-4.

• A)13.08
• B)12.60
• C)13.85
• D)12.30
• E)12.78

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Definitions:

Total Revenues

The overall amount of money generated by a business from its normal business operations.

Total Costs

The complete amount of money spent by a business for producing or acquiring goods or services, including both fixed and variable costs.

Economic Profits

Economic profits are the financial gains that exceed the total costs of production, including both explicit and opportunity costs, indicating an above-normal return.

Average Fixed Cost

The fixed costs of production divided by the quantity of output produced; it decreases as production increases.