Nr.

c. d.

t

pH

ton

toff

A (Area of cathode, cm2)

1

12

2

9.1

1

1

1.7 - 2.7

2

6

2

9.1

1

1

1.7 - 2.7

3

5

2

9.1

1

1

1.7 - 2.7

4

4

2

9.1

1

1

1.7 - 2.7

5

3

2

9.1

1

1

1.7 - 2.7

6

6

4

9.1

1

1

1.7 - 2.7

7

6

8

9.1

1

1

1.7 - 2.7

8

6

12

9.1

1

1

1.7 - 2.7

9

6

16

9.1

1

1

1.7 - 2.7

10

6

20

8.3

1

1

1.7 - 2.7

11

8

2

8.3

1

1

1.7 - 2.7

12

6

2

10.3

1

1

1.7 - 2.7