Required practical: concentration and rate
The rates required practical by the disappearing cross or by collecting gas, with its variables, results tables, 1000 ÷ time, graphs and conclusions.
You will be able to
- Describe the disappearing cross and gas collection methods
- Name the independent, dependent and control variables
- Work out rate as 1000 ÷ time, means and uncertainties
- Plot rate against concentration and draw a conclusion
25 minutes, 9 exam-style questions.