Practice question
Question
The decomposition of a gas follows first-order kinetics with an initial pressure of 0.8 atm. After 100 s, the total pressure is 1.2 atm. What is the rate constant?
Explanation
x = 0.4, pA = 0.4. k ≈ 6.93 × 10⁻³ s⁻¹.
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