Sucrose is a molecular compound and does not ionize in solution. KCl is a soluble ionic compound and fully ionizes in solution: KCl(aq) => K+(aq) + Cl-(aq) Sucrose and KCl do not interact in solution. Mass balance equation: [KCl] = [K+] Charge balance equation: [K+] = [Cl-] Solution Sucrose is a molecular compound and does not ionize in solution. KCl is a soluble ionic compound and fully ionizes in solution: KCl(aq) => K+(aq) + Cl-(aq) Sucrose and KCl do not interact in solution. Mass balance equation: [KCl] = [K+] Charge balance equation: [K+] = [Cl-].