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uses of light waves in chemical areas
Desiccants (drying agents) can often be regenerated by heating. A desiccant that is commonly regenerated is CaSO 4 ?2H 2 O:
Q. In 1982, the International Union of Pure and Applied Chemistry recommended that the value of the standard pressure p o be changed from 1 atm to 1 bar. This change affects the
Safety in Preparation of Preparation of trimethyl: 1 Use a round-bottomed flask equipped with a Claisen head (lagged with glass-wool), Quickfit thermometer (very expensive!)
The role of prion in BSE
The amount of heat liberated when single mole of any substance is completely burnt in oxygen is known as heat of combustion H is negative for heat of combustion.
Q. Explain about Optical Isomerism? Optical Isomerism: -Two isomers which have almost identical physical and chemical properties like mp. B p. density. Colour etc.. But diffe
Q. Chemical Properties of group16? Oxygen is slightly less reactive than the halogens but reacts directly with nearly all the elements except the noble gases, the halogens and
Distinguish between van''t Hoff Method and Oswald Isolation Method. In each case give an expression for the rate of reaction.
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