Cho 100ml dd KOH vào 100,ml dd h2so4 0.5M dung dịch vẫn dư axit . Thêm, 100,ml dung dịch NAOH 0.2M vào thì dung dịchtrung hoà. Nôngf độ ,mol /l của dd koh là

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.