Chlorhexidine Is an Antibacterial Drug Found in Mouthwash and Has

question 109

Multiple Choice

Chlorhexidine is an antibacterial drug found in mouthwash and has an elemental analysis of 52.28% carbon, 5.98% hydrogen, 14.03% chlorine, and 27.71% nitrogen. It has a molar mass of 505.45 g/mol. What is the molecular formula of chlorhexidine?

• A)C₁₁H₁₅ClN₅
• B)C₂₂H₃₀Cl₂N₁₀
• C)C₁₀H₁₅ClN₆
• D)C₂₀H₃₀Cl₂N₁₂
• E)C₃₀H₄₅Cl₃N₁₈

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