The Decomposition of SOCl₂ Is First-Order in SOCl₂

question 66

Multiple Choice

The decomposition of SOCl₂ is first-order in SOCl₂. If the half-life for the reaction is 4.1 hr, how long would it take for the concentration of SOCl₂ to drop from 0.36 M to 0.045 M?

• A)0.52 hr
• B)1.4 hr
• C)12 hr
• D)33 hr
• E)> 40 hr