What Is the PH of a 0

question 121

Multiple Choice

What is the pH of a 0.25 M solution of the weak base , Aniline, C₆H₅NH₂?
K _b(C₆H₅NH₂) = 4.0×10 ^{- 10}.
You may want to complete the following table before getting started. A simplifying assumption would be valid here. C₆H₅NH₂ C₆H₅NH₃⁺ OH^{1 -} Initial Change @ equilibrium

• A) pH = 4.00
• B) pH = 4.40
• C) pH = 5.00
• D) pH = 9.00
• E) pH = 9.60

---

Definitions:

Tornadoes

Violently rotating columns of air that are in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud.

Heights

Measurements or distances from the base to the top of individuals or objects, often used in the context of recording physical stature.

Bimodal

Having two distinct peaks or modes in a distribution of data.

Grade 12

The final year of secondary school in many educational systems, often associated with preparing for college or university entry.