A Buffer Prepared by Mixing Equal Moles of an Acid

question 195

Short Answer

A buffer prepared by mixing equal moles of an acid having K_a = 4.5 × 10^-4 and a salt of its conjugate base has a pH = ________.

Understand the advantages of global outcome measures in counseling.

Identify the criteria for selecting treatment strategies and interventions in counseling.

Understand the steps and purposes of program evaluation in counseling.

Understand the components of a strong evaluation approach as recommended by the Center for Disease Control and Prevention.

---

Definitions:

Face Value

The nominal or stated value of a bond, share of stock, or other financial instruments, typically used as a reference for calculating interest, dividends, or premiums.

Coupon Bond

A debt security that pays the holder a fixed interest rate (coupon) over the bond's life, with the principal amount repaid at maturity.

Market Interest Rates

The prevailing rate of interest available in the marketplace for securities, loans, and deposits, determined by supply and demand dynamics.

Par Value

The face value of a bond or the stock value stated in the corporate charter, which is the nominal value of a security.