Saturday 16 November 2013

IX CLASS PHYSICAL SCIENCE (E.M

EVAPORATION         DIFFUSION           EVAPORATION       STATES

SOLIDS DIFFUSE IN TO LIQUIDS

THE SPEED OF DIFFUSION OF TWO GASES

DIFFUSION OF BROMINE VAPOR

MELTING POINT DETERMINATION      SUBLIMATION OF IODINE 

STRUCTURE OF THE ATOM       Atom number & Mass number





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