Q.

Which is correct statement?

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For all non-ideal solutions,ΔVmix>0

For all non-ideal solutions,ΔHmix<0

Chloroform and acetone form maximum boiling azeotrope.

When liquid ethanol and water mixed then heat released.

answer is C.

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Detailed Solution

(a) Aquatic species are less comfortable ill warm water due to less solubility of oxygen in warm water.(b) Amalgam of mercury with sodium is an example of solid solution.(c) CHCl3 +CH3COCH3: -ve deviation from Raoult's law. So they form maximum boiling azeotrope.(d) C2H5H +H2O : +ve deviation from Raoult's law- so heat absorbed.

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