Phosphorus Pentachloride Reacts with Water to Form Hydrochloric Acid and Phosphoric

question 92

Multiple Choice

Phosphorus pentachloride reacts with water to form hydrochloric acid and phosphoric acid. How many total moles of acid are formed when starting with 4.5 g of PCl₅ and excess H₂O?
PCl₅ + 4H₂O $\rarr$ 5HCl + H₃PO₄

• A) 0.022 moles
• B) 0.12 moles
• C) 0.13 moles
• D) 27 moles
• E) 23 moles

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