noun
- An instrument that measures electric charge by determining the amount of a substance produced or consumed in an electrochemical reaction.
Usage: technical; chemistry
Examples
- The coulometer was used to measure the total charge passed through the electrolytic cell.
- Researchers employed a coulometer to determine the exact amount of electricity consumed during the experiment.
- A coulometer can provide precise measurements of charge by analyzing the mass of metal deposited on an electrode.
- The laboratory installed a new coulometer to improve the accuracy of their electrochemical analyses.