Vitamin B₁₂, Cyanocobalamin, Has the Molecular Formula, C₆₈H₈₈CoN₁₄O₁₄P

question 11

Multiple Choice

Vitamin B₁₂, cyanocobalamin, has the molecular formula, C₆₈H₈₈CoN₁₄O₁₄P. What is the percent mass of cobalt in this compound?

• A) 1.02%
• B) 4.35%
• C) 10.3%
• D) 22.3%
• E) 23.2%

---

Definitions:

Self-assessment

The process by which individuals evaluate their own skills, performance, and qualities, often in a professional context.

Legal Challenges

Refers to obstacles or difficulties that arise in the application, interpretation, and enforcement of laws.

Broad Goals

Wide-ranging objectives that an organization aims to achieve over a long-term period.

Specific Goals

Refers to well-defined, precise, and measurable objectives that an organization or individual aims to achieve.