10 examples of evaporation in daily life with explanations?
why is evaporation called a surface phenomena
why does the temp. remains constant during the melting of ice even thoug heat is supplied contiously?
why do the doctors advise to put strips of wet cloth on thr forehead of a person having high fever?
The ratio of specific charge of a proton and alpha particle is
why does steam cause more severe burns than boiling water
When 3.2 g of Sulphur is vaporized at 450oC and 723 mm pressure, the vapors occupy a volume of 780 ml. What is the molecular formula of sulphur vapours under these conditions? Calculate the vapor density also.
liquids have lower density than water but ice floats on water why
Differentiate between gas and vapour..
why evaporation is called surface phenomenon?
The temperature remains constant during the boiling of water even though heat is supplied continously.Why?
Describe an activity to show that particles of matter are continuously moving.
explain why,ice at 0 degree celcius more effective in cooling than water at the same temperature?
compare in tabular form, the properties of solid,liquids,and gases with respect: i)shape ii)volume iii)commpressibilty iv)diffusion v)fluidity or ridgidity
why do we see water droplets on the outer surface of a glass containing ice cold water
what are the characteristics of the particles of matter???
during evaporation,particles of a liquid change to vapours only
A) from the surface
B) from the bulk
C) from both surface and bulk
D) neither from surface not from bulk
Name two gases which are supplied in compressed form in homes and hospitals
write full form of the follwoling
Describe the process of sublimation and its applications.
How to show the sublimation of ammonium chloride???
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