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Question 1:
(i) With the aid of a diagram, briefly explain the natural environmental system.
(ii) Explain the green house effect, and give 2 examples of green house gases, and their sources.
(iii) With the aid of a venn diagram, explain what is sustainable .development?
(iv) List 5 factors that affect the severity of damage caused by natural or technological disasters.
(v) List 10 health and safety issues an industrial Hygienist deals with at a workplace.
Question 2:
(i) Elaborate on 5 examples to show how water pollution affects human health?
(ii) Give 5 examples of industrial pollutants, their sources, and their effects on man.
(iii) Elaborate on 5 effects of Deforestation.
how to balnce electrically.
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Q. Explain about Roasting process? Roasting is the method of heating ores in the presence of excess air and involves oxidation. It is mainly applied to sulphide ores, which are
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The temperatre of an air bubble while rising from bottom to surface of lake remains constant but its diameter is doubled . if the pressure is equivalent to h meter of mercury colum
1. A laboratory animal exercised on a treadmill that was connected to a weight with a mass of 250. g through a pulley. The work done by the animal raised the weight through 1.32 m.
How to prepare chemistry assignment on deodrants
why 1 product is obtained when an electrophile reacts with mono-substituted benzene
what is flame coloration?
There are thirty (30) electrons in benzene. This contains 24 carbon electrons and 6 hydrogen electrons. There are 12 electrons shared among C and H, and 18 among C and C. (6 electr
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