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What Is The Haversian Canal

Haversian canals are a series of tubes around narrow channels that are formed by the lamellae in the bones. The... View Article

The group 18 elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn). These elements... View Article

Nephridia are the excretory organs of earthworm. They are involved in the functions of excretion and osmoregulation in the earthworm.... View Article

Arteries carry oxygenated blood away from the heart. Veins carry the blood back to the heart. Veins contain valves that... View Article

An inert solvent is a chemical substance that works as a solvent that does not react with anything in solution.... View Article

An azeotrope is a constant-boiling mixture in which the composition of the vapour is the same as that of the... View Article

The speed of light is about 300,000 km (or 300,000,000 m) per second, so in a year, light travels 300,000×3,600... View Article

Montesquieu (a judge, man of letters, and political philosopher) lived from 1689 until 1755, dying before the French Revolution began... View Article

A stationary point of a function f ( x ) is a point where the derivative of f ( x... View Article

Ethane is an alkane and as such is saturated, Ethene is an alkene and as such is unsaturated. Chemicaly we... View Article

A barometer is a scientific instrument used to measure atmospheric pressure , also called barometric pressure . A barometer measures... View Article

Magnesium reacts with dilute sulphuric acid to form magnesium sulphate and hydrogen gas. This is a single displacement reaction and... View Article