300 Level Chemistry Department exam questions and detailed answers. Download the answers in document format. Correct, detailed, and straightforward answers.
Questions:
(a)
(i) Mention three areas of application of CFCs.
(ii) What special properties of CFCs make them suitable for such applications in (a)(i)?
(b)
(i) Explain the toxic effects of CO on human beings.
(ii) In a tabular form, mention two pollutants of air, their sources, and their health effects.
(c) What are the positive and negative effects of ozone in the atmosphere?
(d) Give the effect of ozone depletion on phytoplankton and the resulting chain effects.
