A technician investigates the electroplating of silver onto steel cutlery using a silver nitrate solution.
Describe how, after the power supply has been switched off, the mass of silver deposited on a steel spoon (the cathode) can be determined accurately.
83 exam-style questions on Edexcel GCSE Chemistry 4.2 Electrolytic processes, covering 4.2.1 Electrolytes and the process of electrolysis, 4.2.2 Products of electrolysis using inert electrodes, 4.2.3 Half equations, oxidation and reduction in electrolysis, and 4.2.4 Electrolysis of copper sulfate and purifying copper. Each one has a worked solution and a mark scheme showing where the marks go.