QUIZ Chap 3 & 4 THERMO

Which of the followings are defined as PURE SUBSTANCE?

• water

• nitrogen

• carbon dioxide

• air

Pure substance is considered as homogeneous mixture​​

• TRUE

• FALSE

Which is true about liquid?

• intermolecular forces are weaker relative to solid

• molecules no longer at fixed position

• molecules oscillate at their positions

• like of quartz molecule arrangement

Phase change of water from liquid to gas:

• Compressed liquid

• Critical point phase

• Triple point phase

• Superheated vapor

Below is a phase diagram for triple point:

• P-V diagram

• T-V diagram

• T-S digram

• T-P diagram

Saturated table consist of the followings independent variable:

• Pressure

• Temperature

• Specific volume

• Internal energy

What is the compressibility?

• To determine factor of ideal gas

• To determine the factor for non-idela gas

• To determine the factor of heat transfer coefficient

• To determine the entropy generation

Specific heat can be dependant on TWO parameters, which are?

• Temperature

• Volume

• Pressure

• Entropy

Which is the following FALSE about entropy

• Nonconserved property

• Entropy of diamond is ZERO

• Level of entropy decreases as the phase of substance change from solid - liquid - gas

• Disorder of system

Entropy generation is zero for which of the process?

• irreversible

• reversible

• incompresible

• impossible