Compute the first-order decomposition of cyclobutane at 438°C at the constant volume:
C4H8(g) ??→ 2C2H4(g)
a. The rate constant for the reaction is 2.48 × 10-4s-1. Determine the half-life?
b. Discuss how long will it take for the initial pressure of C4H8 to drop to 90% of its initial value?