Which of the following statement is/are correct about acetone and trichloromethane mixture?
a) Mixtures of acetone and trichloromethane show positive deviation from Raoult's law
b) The forces of attaction acting between molecules of acetone and trichoromethene in a mixture are stronger then those acting between the molecules in pure acetone
c) Pure acetone can be obtained by the careful fractional distillation of any mixture of acetone and trichloromethane
d) When acetone and trichoromethane are mixed, the enthapy change negative
A
Mixtures of acetone and trichoromethane show positive deviation from Raoult's law
B
The forces of attaction acting between molecules of acetone and trichoromethene in a mixture are stronger then those acting between the molecules in pure acetone
C
Pure acetone can be obtained by the careful fractional distillation of any mixture of acetone and trichloromethane
D
When acetone and trichoromethane are mixed, the enthapy changr negative
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The correct Answer is:
b,d
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