The thermal decomposition of acetaldehyde, CH3CHO → CH4 + CO, is a second-order reaction. The following data were obtained at 518°C.
Time, s Pressure CH3CHO, mmHg
Calculate the rate constant for the decomposition of acetaldehyde from the above data.
A. 2.2 x 10-3/s
B. 0.70 mmHg/s
C. 2.2 x 10-3/mmHg•s
D. 6.7 x 10-6/mmHg•s
E. 5.2 x 10-5/mmHg•s
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