For a Particular First-Order Reaction,it Takes 24 Minutes for the Concentration

question 191

Multiple Choice

For a particular first-order reaction,it takes 24 minutes for the concentration of the reactant to decrease to 25% of its initial value.What is the value for rate constant (in s^-1) for the reaction?

• A)2)0 × 10^{- 4} s^-1
• B)9)6 × 10^{- 4} s^-1
• C)1)2 × 10^{- 2} s^-1
• D)5)8 × 10^{- 2} s^-1

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