Paper 2: Acid Rain

Question 1

What may hydrocarbon fuels contain?

Answer 1

Impurities

Question 2

What happens to sulphur in impurities when fuel burns?

Answer 2

Sulphur is oxidised to form sulphur dioxide

Question 3

How can problems caused by acid rain be reduced?

Answer 3

Removing sofa from petrol diesel oil and fuel oil at the oil refinery before selling it
Preventing self dioxide leaving power station chimneys
Adding calcium carbonate or calcium hydroxide to field and lakes to neutralise excess acid from acid rain

Question 4

What is the process of acid rain?

Answer 4

Waste gases from power stations and vehicles contains sulphur dioxide
Sulphur dioxide dissolves in the water in the air
Brain is more acidic than normal

Question 5

What are the negative effects of acid rain?

Answer 5

Speed up the weathering of buildings and statues
Trees are damaged
Rivers, lakes and soils are more acidic which homes organisms living in it