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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.
why we use lithium in corey house reaction
how is the material extracted from concentrated ore?
#IONISATION ENERGY OF ELEMENTS..
give an example of a compound whose empirical formula & molecular formula are same.
The correct sequence of increasing covalent character is represented by: (1) LiCl 2 (2) BaCl 2 (3) NaCl 2
Question : (i) What do you understand by marine biodiversity? (ii) Give full nomenclature (common and scientific names) for species from marine fauna and species from mari
Properties of Catechol 1. Catechol is a colourless crystalline solid, its melting points is 105°C. 2. Catechol is soluble in water. 3. Catechol is exaggerated on exposure
The covalency of nitrogen in HNO 3 is: (1) 0 (2) 3 (3) 4 (4) 5 Ans: 5
what is dipole moment?
Equilibria Equilibrium can also exist in between the same species in two different forms e.g. liquid and solid, liquid and gas. An equilibrium constant may also be produced for
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