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GLASS: Glass is amorphous solid which is not true solid, it is rather super cooled liquid which possesses a very high viscosity. It has no fixed melting point, on heating gradually softens and then melts over a wide range of temperature into mobile liquid. The amorphous solid unlike crystalline solid breaks with conchoidal fracture. Glass is fused of silicates of sodium and calcium which is amorphous, hard brittle, transparent or translucent super cooled liquid, having high viscosity.
A reaction is of first order in reactant A and of second order in reactant B. How is the rate of this reaction affected when (i) the concentration of B alone is increased t
What are the structure and bonding of metal carbonyls ?
What is chemical and physical properties and uses of acid halides and acid anhydrides
How many unpaired electrons are present in cobalt [Co] metal: (1) 2 (2) 3 (3) 4 (4) 7 Ans: 3
The number of appositively charged ions surrounded a certain ion in an ionic crystal lattice is known as co- ordination number.
some examples of RELATIVE MOLECULAR MASS OF SOLUTES BY RELATIVE LOWERING OF VAPOR PRESSURE
verirification of law of chemical combination
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,
Methyl orange is a pH indicator often used in titrations. It''s chemical formula is C 14 H 14 N 3 NaO 3 S
Factor of affecting conductions
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