# Problem: Consider the half-life t1/2 decay of a compound. Which of the following statements regarding half-lives is/are correct?I In a second order decay process, t1/2 of a 10 mM solution will be 10-times faster (i.e. t1/2 is shorter) than that for a 1 mM solution.II In a first order decay process, t1/2 of a 10 mM solution will be 10-times faster than that for a 1 mM solution.III In a zeroth order decay process, t1/2 of a 10 mM reactant solution will be 10-times faster than that for a 1 mM solution.A. All statements are correctB. Only statements I and II are correctC. Only statements II and III are correctD. Only statement I is correctE. Only statement III is correct

###### FREE Expert Solution

We’re being asked to determine which statement regarding half-lives is/are correct.

Let’s analyze each statement:

I. In a second-order decay process, t1/2 of a 10 mM solution will be 10-times faster (i.e. t1/2 is shorter) than that for a 1 mM solution.

Recall the equation for a second-order half-life:

89% (241 ratings) ###### Problem Details

Consider the half-life t1/2 decay of a compound. Which of the following statements regarding half-lives is/are correct?

I In a second order decay process, t1/2 of a 10 mM solution will be 10-times faster (i.e. t1/2 is shorter) than that for a 1 mM solution.

II In a first order decay process, t1/2 of a 10 mM solution will be 10-times faster than that for a 1 mM solution.

III In a zeroth order decay process, t1/2 of a 10 mM reactant solution will be 10-times faster than that for a 1 mM solution.

A. All statements are correct

B. Only statements I and II are correct

C. Only statements II and III are correct

D. Only statement I is correct

E. Only statement III is correct