Calculate the PH at the Equivalence Point for the Titration

question 39

Multiple Choice

Calculate the pH at the equivalence point for the titration of 1.0 M ethylamine,C₂H₅NH₂,by 1.0 M perchloric acid,HClO₄.(pK_b for C₂H₅NH₂ = 3.25)

• A)6.05
• B)2.24
• C)5.53
• D)2.09
• E)5.38

---

Definitions:

Archaeopteryx

An extinct dinosaur species known for having features of both birds and reptiles, considered a key piece of evidence in the evolution of birds.

Dinosaurs

A diverse group of reptiles of the clade Dinosauria, known from fossil evidence to have lived during the Mesozoic Era.

Phenotypes

Phenotypes are the observable characteristics or traits of an organism, resulting from the interaction of its genotype with the environment.

Genotypes

The genetic makeup of an organism determining its characteristic traits.