•
Pour 300 ml of distilled water into the beaker.
•
Immerse the conductivity electrode (which
must first have been thoroughly cleaned) in the
water so that it reaches the bottom of the
beaker.
•
Select analogue input A of the 3B NETlog
and
activate
the
"Increase in conductivity of distilled water due
Fig. 1 Set-up for increase in conductivity of distilled water due to addition of common salt
Fig.2
3B Scientific GmbH • Rudorffweg 8 • 21031 Hamburg • Germany • www.3bscientific.com
TM
unit
experiment
template,
Graph of the increase in conductivity due to addition of common salt
Subject to technical amendments
© Copyright 2007 3B Scientific GmbH
to addition of common salt" in the 3B NETlab
software. This contains all the necessary
measuring functions, settings, and additional
information for determining the conductivity
of aqueous solutions.
•
Carry out the experiment and calculate the
results.
TM