r the following questions: (Total points: 10) A mixture of ice and liquid water

Question

r the following questions: (Total points: 10) A mixture of ice and liquid water is a pure substance, frue or false? (Point1 A mixture of liquid air and gaseous air is also a pure substance, True or talse? (Point 1) A subcooled liquid is a liquid that is Co Pntlifinidill in the blanks (Point 1) A saturated liquid is a liquid that is ad. .kohl the blanks (Point 1) V6 . A vapor that is about to condense is called ......topatal..and a vapor that is not about to condense is called a uRork.i.fe......Points 2) Select the right words from here Saturated vapor, superheated vapor, pressurized vapor, atmospheric vapor, vapor in vacuum) At a given pressure, the temperature at which a pure substance changes volume is called the saturation temperature. True or faße? (Point 1) g At a given temperature, the pressure at which a pure substance changes phase is called the saturation pressure Psat. True or false? (Point 1) h. The amount of energy absorbed or released during a phase-change process is called L (select right answer) (a) Lafent heat (b) Specific heat (c) Total heat (c) Entropy (d) Enthalpy (Point 1) What is the critical point of a pure substance in phase diagram? (Answer in one sentence) (Point 1) Ans:

Explanation / Answer

A critical point is the end-point of a phase equilibrium curve. For the liquid-vapor critical point, the end point of the pressure-temperature curve that designates conditions under which a liquid and its vapor can coexist.

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