The correct response is:
sodium chloride dissociates into ions and the sucrose does not.
When sodium chloride (NaCl) is added to water, it dissociates into sodium ions (Na⁺) and chloride ions (Cl⁻). In contrast, sucrose (C₁₂H₂₂O₁₁) does not dissociate into ions; it dissolves in water as whole molecules.