Consider separate solutions of $0.500\, M\, C_2H_5OH\,(aq),$ $0.100\,M\,Mg_3(PO_4)_2\, (aq), $ $0.250\, M\,KBr\,(aq)$ and $0.125\, M\,Na_3PO_4\,(aq)$ at $25^o C.$ Which statement is true about these solutions, assuming all salts to be strong electrolytes ?
→$Ph-C{{H}_{2}}-CN\xrightarrow[\begin{smallmatrix}
\begin{matrix}
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O \\
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|| \\
(2)\,C{{H}_{3}}-C-Cl \\
\end{matrix} \\
(3)\,{{H}_{3}}{{O}^{\oplus }}/\Delta
\end{smallmatrix}]{(1)\,EtONa}(P);$ Product $(P)$ of the reaction will be
→