![image](https://tex.z-dn.net/?f=NH_%7B4%7DCl+%3D+NH_%7B4%7D+%5E%7B%2B%7D+%2B+Cl%5E%7B-%7D+%3C%2Fp%3E%3Cp%3E%0A%0ACu%28NO_%7B3%7D%29_%7B2%7D+%3D+Cu%5E%7B2%2B%7D+%2B+2NO_%7B3%7D%5E%7B-%7D+%3C%2Fp%3E%3Cp%3E%0AKOH+%3D+K%5E%7B%2B%7D++%2B+OH%5E%7B-%7D+%3C%2Fp%3E%3Cp%3E%0A%0AHNO_%7B3%7D+%3D+H%5E%7B%2B%7D+%2B+NO_%7B3%7D%5E%7B-%7D+)
Cu(NO_{3})_{2} = Cu^{2+} + 2NO_{3}^{-}
KOH = K^{+} + OH^{-}
HNO_{3} = H^{+} + NO_{3}^{-} " alt="NH_{4}Cl = NH_{4} ^{+} + Cl^{-}
Cu(NO_{3})_{2} = Cu^{2+} + 2NO_{3}^{-}
KOH = K^{+} + OH^{-}
HNO_{3} = H^{+} + NO_{3}^{-} " align="absmiddle" class="latex-formula">