Acid Dissociation Constants for Phosphoric Acid Are Given Below A Buffer with a PH = 7

question 126

Multiple Choice

Acid dissociation constants for phosphoric acid are given below. $\begin{array}{|l|l|l|l|}\hline & \mathrm{K}_{\mathrm{a} 1} & \mathrm{~K}_{\mathrm{a} 2} & \mathrm{~K}_{\mathrm{a} 3} \\\hline \mathrm{H}_{3} \mathrm{PO}_{4} & 7.5 \times 10^{-3} & 6.2 \times 10^{-8} & 4.8 \times 10^{-13} \\\hline\end{array}$ A buffer with a pH = 7.4 can best be made by using

• A) H₃PO₄ and NaH₂PO₄.
• B) NaH₂PO₄ and Na₂HPO₄.
• C) Na₂HPO₄ and Na₃PO₄.
• D) only NaH₂PO₄.
• E) only Na₂HPO₄.

Identify the significance of disagreement value in bargaining.

Grasp how outside options influence bargaining power.

Understand the dynamics of bargaining in a sales situation, including car buying.

Recognize how the presence of alternatives affects the terms of bargaining agreements.

---

Definitions:

Net Sales

Net sales are the total revenue from goods and services sold by a company, after deducting returns, allowances for damaged or missing goods, and discounts.

Accounts Receivable

Money owed to a business by its clients (customers) for goods or services that have been delivered but not yet paid for.

Net Income

The total earnings of a company after subtracting all expenses, including taxes, from its total revenues.

Cash Flow

The total amount of money being transferred into and out of a business, especially concerning liquidity.