Question

The decomposition of formic acid follows first-order kinetics.
HCO2H(g) CO2(g) + H2(g)
The half-life for the reaction at 550 C is 24 seconds. How many seconds does it take for the formic acid concentration to decrease by 87.5%?
A.24 s
B.36 s
C.48 s
D.72 s
E.96 s

Answer

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