Form 2 Chemistry – OXYGEN
PREPARATION AND PROPERTIES OF OXYGEN. Oxygen ,Is a gas that forms about 21% by volume of the air. Laboratory Preparations of Oxygen Oxygen can be...
PREPARATION AND PROPERTIES OF OXYGEN. Oxygen ,Is a gas that forms about 21% by volume of the air. Laboratory Preparations of Oxygen Oxygen can be...
REGULATION – This is the maintenance of a relatively constant body internal environment. Internal environment include temperature, concentration of salt, glucose, water and also hydrogen ions (PH)...
Colonial social services involved the provision of education, health, water, housing and electrical services in the colonies with the creation of colonial economy and administration. This does...
THE COLONIAL ECONOMY By the end of the 19th century European powers had already suppressed African resistance and extended their rule almost throughout the entire continent, the...
LIVESTOCK PRODUCTION IMPROVEMENT OF LIVESTOCK BREEDS Introduction: The goal for keeping animals is to produce animal products which are sufficient and qualities enough. So...
INDUCTIVE REACTANCE Inductive reactance is the opposition in which an inductor offers to current flow. It is denoted by XL Inductance not only causes the current to...
Chemical reactions which takes place in both directions are called reversible reactions .These reactions do not proceed to completion rather to dynamic equilibrium between products and reactants....
Scalar and Vector Quantities Difference between Scalar and Vector Quantities Distinguish between scalar and vector quantities Scalar Quantities These are physical quantities which have magnitude only. Examples...
What is stock exchange? This is the market where already issued securities like shares, bonds, stocks can be bought and sold. For example DSE, KSE, USE, In...