Electrolysis of Copper Sulfate

Question 1

How can you find change in mass?

Answer 1

Weighing the electrodes on the weighing scale.

Question 2

What’s step 1?

Answer 2

Set the current to 0.2A and the time to 0.

Question 3

What’s step 2?

Answer 3

Weigh the electrodes and record the initial masses.

Question 4

What’s step 3?

Answer 4

Set the time to 20mins and reweigh the electrodes. Record the final masses.

Question 5

What’s step 4?

Answer 5

Repeat steps 1 to 3 for a range of currents( 0.3A, 0.4A, 0.5A)