Sulfuryl chloride, SO2Cl2, decomposes when heated.
SO2Cl2(g) → SO2(g) + Cl2(g)
In an experiment, the initial concentration of SO2Cl2 was 0.0248 mol/L. If the rate constant is 2.2 × 105/s, what is the concentration of SO2Cl2 after 2.0 hr? The reaction is first order.