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Friday, May 5, 2023
Wednesday, May 3, 2023
Henry`s law is not applicable for the aqueous solution of.......
(A) O2
(B) N2
(C) SO3
(D) He
Answer (C)
Explanation: Henry`s law is not applicable for the aqueous solution of those gas which undergoes chemical reactions with solvent (water).
Here SO3 react with water to form sulphuric acid.
Wednesday, October 5, 2022
An air bubble starts rising from the bottom of lake, it diameter is 3.6 mm at bottom and 4 mm at the surface. The depth of lake is 250 cm and temperature at surface is 40℃ . What is the temperature at the bottom of lake? (Given atmospheric pressure = 76 cm of Hg and g= 980 cm sec-1 neglect surface tension effect).
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