Chemistry, 24.02.2020 18:53 jaylennkatrina929
A certain second-order reaction (B→products) has a rate constant of 1.30×10−3 M−1⋅s−1 at 27 ∘C and an initial half-life of 224 s . What is the concentration of the reactant B after one half-life?
Answers: 1
![\dfrac{d[B]}{dt}=-k[B]^2](/tpl/images/0521/4312/89d63.png)
![\dfrac{1}{[B]}=\dfrac{1}{[B]_0}+kt](/tpl/images/0521/4312/c6bcf.png)
![t_{1/2}=\dfrac{1}{k[A]_0}](/tpl/images/0521/4312/90d03.png)
and the half-life time 224s to find [A]₀:![224s=\dfrac{1}{1.30\times10^{-3}M^{-1}\cdot s^{-1}[A]_0}](/tpl/images/0521/4312/bcef9.png)
![[A]_o=0.291M](/tpl/images/0521/4312/294dc.png)
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A certain second-order reaction (B→products) has a rate constant of 1.30×10−3 M−1⋅s−1 at 27 ∘C and a...
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