A delivery company must choose between vans powered by hydrogen fuel cells and vans powered by rechargeable batteries. The table gives information about the two types of van.
Table: Information about a van powered by a hydrogen fuel cell and a van powered by a rechargeable battery
| Feature | Van powered by a hydrogen fuel cell | Van powered by a rechargeable battery |
|---|---|---|
| Mass of the power unit in kg | 90 | 480 |
| Distance travelled before refilling or recharging, in km | 550 | 260 |
| Time to refill or recharge, in minutes | 5 | 240 |
| Number of places in the UK where the van can be refilled or recharged | 15 | 45 000 |
| Cost of the power unit in pounds | 24 000 | 9 000 |
Evaluate the use of hydrogen fuel cells and the use of rechargeable batteries to power the delivery vans.
Use the information in the table.
40 exam-style questions on AQA GCSE Chemistry 5.2 Chemical cells and fuel cells, covering 5.2.1 Cells and batteries, 5.2.2a Fuel cells, and 5.2.2b Half equations for hydrogen fuel cells. Each one has a worked solution and a mark scheme showing where the marks go.