- Asecond
- Bmore than zero but less than first
- Czero
- ✓first.
$T_{1 / 2}=\frac{\ln \,2}{k}$
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$C{H_3} - CH = O + {C_6}{H_5} - CH =O \xrightarrow[\Delta ]{{\mathop O\limits^\Theta H\,\left( {aq} \right)}}\mathop X\limits_{{\text{(}}{{\text{C}}_4}{{\text{H}}_6}{\text{O)}}} + \mathop Y\limits_{{\text{(}}{{\text{C}}_9}{{\text{H}}_8}{\text{O)}}} $
(Assume $100\%$ ionization)
$A.$ $0.500\,M\,C _2 H _5 OH ( aq )$ and $0.25\, M\, KBr ( aq )$
$B.$ $0.100\,M\,K _4\left[ Fe ( CN )_6\right]$ (aq) and $0.100\, M$ $FeSO _4\left( NH _4\right)_2 SO _4$ (aq)
$C.$ $0.05 \,M\, K _4\left[ Fe ( CN )_6\right]( aq )$ and $0.25\, M\, NaCl$ (aq)
$D.$ $0.15\, M\, NaCl ( aq )$ and $0.1\, M BaCl _2$ (aq)
$E.$ $0.02\, M\, KCl\, MgCl _{2 .} 6 H _2 O ( aq )$ and $0.05\, M$ $KCl ( aq )$

