Salt Bridge Education Community › Physical Sciences › Grade 11 & 12 Physical Sciences › Salt Bridge This topic contains 1 reply, has 2 voices, and was last updated by Yaaseen Mahomed 3 weeks, 4 days ago. Author Posts November 18, 2018 at 1:16 PM #665 Robert MaguireParticipant Intermediate Colearner What are the functions of the salt bridge in a galvanic cell? November 18, 2018 at 1:25 PM #668 Yaaseen MahomedKeymaster 1. It completes the circuit 2. It preserves electrical neutrality within the half cells Author Posts You must be logged in to reply to this topic.