(i) An aqueous solution of ethanol in water has vapour pressure :
(a) equal to H2O
(b) equal to ethanol
(c) more than water
(d) less than that of water.
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5
Answer:
more than water
Explanation:
The vapour pressure of an aqueous methanol solution is more than that of water but less than that of methanol. This is due to solute-solvent interaction is more due to the formation of hydrogen bonding than methanol but less than water.
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The vapour pressure of an aqueous methanol solution is more than that of water but less than that of methanol. This is due to solute-solvent interaction is more due to the formation of hydrogen bonding than methanol but less than water.
(c) more than water
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