Voltage (V)

Percentage concentration (%)

Brine only

Soda ash + brine

Soda ash/water solution + brine

10% increment of soda ash in soda ash/water solution

3

0.024

0.224

0.480

0.614

4.5

0.032

0.500

0.520

0.668

6

0.056

0.512

0.536

0.696

7.5

0.072

0.536

0.561

0.720

9

0.092

0.560

0.584

0.744

12

0.104

0.586

0.624

0.755