Question

For the first-order thermal decomposition reactions, the following data were obtained: C2H3Cl(g) → C2H4(g) + HCl(g)
Time/sec: 0, 300
Total pressure: 0.30, 0.50
Calculate the rate constant.

a) 1.0 x 10^-3 s^-1
b) 2.0 x 10^-3 s^-1
c) 3.0 x 10^-3 s^-1
d) 4.0 x 10^-3 s^-1