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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
Bond order is the number of chemical bonds between a pair of atoms. For example, in diatomic nitrogen N≡N the bond order is 3, while in acetylene H-C≡C-H the bond order between the
what is metallurgy
Synthesis of di and tri substituted benzenes
Synthetic Detergents - Oils and Fats The synthetic Syndets or detergents are substitutes of soaps. They comprise cleansing power as good or better as compared to ordinary soaps
Elimination reactions - Chemical Properties Alkyl Halides The positive charge on carbon is promulgated to the neighbouring carbon atoms through inductive effect. While moved to
The α -particle scattering experiment of Rutherford concluded that: (1) The nucleus is made up of protons and neutrons (2) The number of electrons is exactly equal to number
what is lowest number rule?
This type of cells becomes dead over a period of time and the chemical reaction stops. They cannot be revitalized or used again. Some ordinary examples are dry cell, mercury cell,
A covalent bond between two atoms is formed by which of the following: (1) Electron nuclear attraction (2) Electron sharing (3) Electron transfer (
A solution is made by dissolving30 g of a non-volatile solute in 90 g of water. It has a vapour pressure of 2.8 kPa at 298 K. At 298 K, vapour pressure of pure water is 3.64 kPa
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