Which of the Following Is Not True in Regards to Sulfur

question 84

Multiple Choice

Which of the following is not true in regards to sulfur hexafluoride (SF₆) ?

• A) It has similar physical properties in the vapor phase as sarin
• B) It is very to detect
• C) It is not a normal part of the atmosphere
• D) Used as an aerial tracer for ventilation systems
• E) It is toxic and highly reactive

---

Definitions:

Restandardize

The process of reestablishing the standards or norms for something, often to ensure accuracy or relevancy.

Flynn Effect

The observed substantial and long-sustained increase in both fluid and crystallized intelligence test scores measured in many parts of the world over the 20th century.

Identical Twins

Twins that result from one fertilized egg splitting and forming two embryos, sharing 100% of their genetic material.

Fraternal Twins

Siblings born at the same time but developed from separate eggs fertilized by different sperm, sharing 50% of their DNA.