1-chera electrode ahan dar fcl3 az khod taghirat voltazh balaee neshon mide???electrode dege calomele>
2-dar abkaree graphit tavasot electrolit h2so4 chera az h2so4 estefade mishe?
3-age dar abkari sal ghabl bejaye cu az graphit estefade she voltazh kam mishe ya zeed?