fuel stuff

Question 1

hydrogen as fuel
advantages
disadvantages

Answer 1

adv:
1. renewable source, energy
2. pollution free -> water produced

disadv
1. cheap source of h2 difficult (electrolysis of water exp, potentially cracking of hydrocarbons)
2. effective storage, h2 gas

Question 2

crude oil
separated into…

Answer 2

all alkanes
from top to bottom
1. refinery gases: bottled gas
2. gasoline: fuel for cars
3. kerosene: aircraft fuel
4. diesel: fuel for cars, lorries, buses
5. fuel oil: fuel for ships, power stations
6. bitumen: roads, roofs

top has most