Mass Transfer
__________ temperature is the steady state temperature attained by a small amount of liquid evaporating into a large quantity of unsaturated gas-vapor mixture.

Dry bulb
None of these
Wet bulb
Dew point

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Mass Transfer
For water-ethanol system, the minimum reflux ratio

Is the optimum reflux ratio
Is computed from the slope of the upper operating line that is tangent to the equilibrium curve
Cannot be computed
Is computed from the intercept of the operating line

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