A Simple and Inexpensive Salt Bridge for Demonstrations Involving a Galvanic Cell

Charles A. Liberko
Department of Chemistry, Cornell College, Mount Vernon, IA 52314-1098
J. Chem. Educ., 2007, 84 (4), p 597
DOI: 10.1021/ed084p597
Publication Date (Web): April 1, 2007

Abstract

A saturated sponge is a quick, economical, and reliable way to allow ions to transfer between the two half cells in a galvanic cell.

Keywords (Audience):

High School / Introductory Chemistry

Keywords (Domain):

Demonstrations

Keywords (Feature):

Letters

Keywords (Pedagogy):

Hands-On Learning / Manipulatives

Keywords (Subject):

Conductivity
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History

  • Received: August 03, 2009

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