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The Decomposition of Formic Acid Follows First-Order Kinetics

Question 27

Multiple Choice

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

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