Which Set of Gases Is Listed from Fastest to Slowest

question 89

Multiple Choice

Which set of gases is listed from fastest to slowest diffusion rate?

• A) HCN > H₂ > He > O₃
• B) H₂ > He > HCN > O₃
• C) O₃ > HCN > He > H₂
• D) HCN > He > O₃ > H₂
• E) H₂ > HCN > He > O₃

---

Definitions:

Declaratory Judgment Statutes

Laws that allow a court to make a declaration about the legal relationships and duties between parties before an actual dispute arises.

Legal Relief

Assistance or redress provided to an aggrieved party through the courts, including monetary or injunctive relief.

Uniform Acts

Model statutes drafted by private bodies of lawyers and scholars.

Model Statutes

Draft legislation intended to serve as a guideline for state or federal lawmakers, often developed to promote uniformity and best practices across different jurisdictions.