The K_a for Hydrofluoric Acid Is 6

question 41

Multiple Choice

The K_a for hydrofluoric acid is 6.9 × 10−⁴.What is K_b for fluoride ion?

• A) 1.0 × 10−¹⁴
• B) 1.4 × 10−¹¹
• C) 7.4 × 10−⁹
• D) 1.0 × 10−⁷
• E) 6.9 × 10¹⁰

---

Definitions:

Net Realizable Value

The estimated selling price of goods minus the cost of their sale or disposal, often used to evaluate inventory or accounts receivable.

Inventory Cost Methods

Inventory cost methods are accounting strategies for valuing inventory, such as FIFO (First In, First Out), LIFO (Last In, First Out), and average cost method.

Inventory Turnover Ratio

A measure of how many times a company's inventory is sold and replaced over a period, indicating the efficiency of inventory management.

Average Cost Formula

A method used in accounting to calculate the cost of sold goods or services by dividing the total cost of goods available for sale by the total number of items available.