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1. Define or explain the following terms:
a. Science
b. Experimentation
c. Scientific method
d. Hypothesis
e. Theory
f. Scientific law
g. Chemistry
h. Organic chemistry
i. Inorganic chemistry
j. Analytical chemistry
k. Physical chemistry
l. biochemistry
2. Distinguish between
a. Hypothesis and theory
b. Theory and law
c. Inorganic and organic chemistry
d. Qualitative and quantitative analysis
3. Read from the magazines, newspaper, clippings, news watch and other sources about the latest in the following topics in science. Give at least five (5) of each.
a. Discoveries
b. Technological advancement
c. Breakthroughs
(a) De?ne surveying. Brie?y describe about chain and accessories. (b) Sketch the plan and suitable section of a single room having 5.0 m X 4m size and 3m height. Assume the ba
The diffraction of x-ray by a crystal gives 1st order ref at 14•12'' if lattice dist is 3.14 A• wht is the wavelength of x-ray
Low grade oxide, sulphide and carbonate ores of copper are treated with dilute sulphuric acid in the existence of oxygen: CuO+ H 2 SO 4 ------------------> CuSO 4 + H 2 O CuC
what is resonence effect on acidity
A crucial step in the Robinson annelation is the elimation of an aldol adduct to form an enone. The elimination of an aldol product can occur in base (it occurs even more readily i
Q. Show the properties of Tetrahydrido borate? Tetrahydrido borate anion BH - 4 has a tetrahedral structure which can be explained on the basis of sp 3 hybridisation of boron
Antibiotics: A chemical substance generated by or derived from living cells that is able of inhibiting the life procedures or even destroying micro-organism is known as Antibio
Two solutions are prepared using the same solute: Solution A: 0.27g of the solute dissolves in 27.4g of t-butanol. Solution B: 0.23g of the solute dissolves in 24.8g cyclohexane. W
interpretation ande of errors in differential thermal analysis
High ionisation energy: The high ionisation energy of helium (24.6 eV) makes it a potential gas to be used in plasma source. The nitrogen gas is generally not used as a pla
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