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Saturday, December 25, 2021
What acid in graps?
Saturday, December 18, 2021
The diameters of a buble at the surface of a lake is 4 mm and at the bottom of the lake is 1 mm. If atmospheric pressure is 1 atm and the temperature of the lake-water and the atmosphere are equal what is the depth of the lake ? (The density of lake-water and Hg are 1 gm/ml and 13.6 respectively. Also neglect the contribution of pressure due to surface tension)
Related questions:
(1) Liquid ammonia bottle is cooled before opening the seal. Explain.
(4) Out of dry air and wet air, which is heavier?
(5) Can we apply Dalton’s law of partial pressure to a mixture of carbon monoxide and oxygen?
(6) Why a bottle of liquid ammonia is cooled before opening the seal?
(7) Explain , Aerated water bottles are kept under water during summer why?
(9) Why falling liquid drops are spherical?
(10) Why diethyl ether has higher vapour pressure than ethyl alcohol at a particular temperature?
(11) Why liquid have a definite volume but no definite shape?
(12)What are the difference between Diffusion and Effusion ?
(12) What is payload of Balloon ?
(13)What is Aqueous tension ?
(14) What is Vander waals equation of state of a real gas ?
(15) What is Boyle's temperature ? and what is relation of Boyle's temperature with Vander waal's constant?