Mass Transfer
Which of the following mixtures does not form an azeotrope at atmosheric pressure?

Butyl acetate-water
Methyl alcohol-acetone
Water-alcohol
None of these

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Mass Transfer
The term "cooling range" in a cooling tower refers to the difference in the temperature of

Cold water leaving the tower and the wet bulb temperature of the surrounding air
Hot water entering the tower and the wet bulb temperature of the surrounding air
Hot water entering the tower and the cooled water leaving the tower
None of the listed here

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