1 (a). With the aid of a well labeled diagram where appropriate, explain the structure of the atmosphere. (14mks)
(b). Discuss the effects of acid rain on each of the following environmental components: (8mks)
i. surface water and aquatic animals
ii. soil chemistry
iii. forests and vegetation
iv. human health
2. Carbon monoxide is one of the principal pollutants of the atmosphere.
a). Explain effects of CO air pollution. (4mks)
b). Explain the main sources of CO in the air
(4mks).
c). With the aid of a well labeled diagram explain the main features of a typical infrared photometer used in detection of CO in the air and mention any two key interferent molecules in this analysis (5mks).
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