1, Arrhenius said that there was current first, then ions.
2. Faraday said that there are ions first, then there is current.
3. Arrhenius completed his doctoral thesis "Study on Electrolyte Conductivity". In his paper, he put forward a very important theory in chemistry: ionization theory.
After the founding of New China, large-scale water conservancy construction was carried out all over the country, whi