What Is the Hydroxide-Ion Concentration at Equilibrium in a 0

question 142

Multiple Choice

What is the hydroxide-ion concentration at equilibrium in a 0.66 M solution of ethylamine (C₂H₅NH₂,K_b = 4.7 × 10^-4) at 25^oC?

• A)1.7 × 10^-2 M
• B)2.7 × 10^-2 M
• C)1.5 × 10^-14 M
• D)5.8 × 10^-13 M
• E)6.6 × 10^-1 M

---

Definitions:

Genetic Disorders

Diseases or conditions that result from abnormalities in an individual's DNA, often inherited from one's parents.

Trisomy

Chromosome condition in which a diploid cell has one more chromosome than normal; designated as 2n + 1.

Extra Copy

In genetics, refers to an additional copy of a gene or chromosome segment, potentially leading to variations in traits or disease susceptibility.

Chromosome

A structure within cells that contains genetic information in the form of DNA, essential for the control of cell activities and inheritance.