The First-Order Decomposition of SO₂Cl₂ to Sulfur Dioxide Gas and Chlorine

question 21

Multiple Choice

The first-order decomposition of SO₂Cl₂ to sulfur dioxide gas and chlorine gas at 320 ^$\circ$ C has a half-life of 8.75 hr. If 600. mmHg of pure SO₂Cl₂ is placed in a 5.00-L flask at 320 ^$\circ$ C, how long does it take for the total pressure in the flask to rise to 1.000 atm

• A) 6.45 hr
• B) 11.1 hr
• C) 3.91 hr
• D) 20.3 hr
• E) 6.91 hr

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