Chemical Engineering Phase Transitions Online Exam Quiz
Chemical Engineering Phase Transitions GK Quiz. Question and Answers related to Chemical Engineering Phase Transitions. MCQ (Multiple Choice Questions with answers about Chemical Engineering Phase Transitions
15 J is the latent heat for melting of ice, what is the heat of transition from 0oC ice to 15oC water if heat of transition from 0oC water to 15oC water is 10 J?
Options
A : 10 J
B : 15 J
C : 25 J
D : 40 J
If Cp of liquid water is 10 J/oC, what is the enthalpy change of water at standard conditions from – 10oC to 0oC?
Options
A : 10 J
B : 50 J
C : 100 J
D : Cannot be determined
150 J is the latent heat for vaporization of water, what is the heat of transition from 50oC water to 100oC steam if heat of transition from 50oC water to 100oC water is 12 J?
Options
A : 12 J
B : 152 J
C : 162 J
D : 200 J
If Cp of liquid benzene is 15 J/oC, what is the enthalpy change of water from 5oC to 10oC?
Options
A : 15 J
B : 50 J
C : 75 J
D : 90 J
Cp of ice is 10 J/oC and that of water is 15 J/oC, what is the enthalpy change of water from – 15oC to 0oC at standard conditions, if the later heat of fusion of water is 110 J?
Options
A : 150 J
B : 315 J
C : 485 J
D : 560 J
Heat of fusion of benzene is 10 J at 0oC, if Cp of solid benzene is 10 J/oC, and that of liquid benzene is 5 J/oC what is the enthalpy change of benzene from – 10oC to 10oC?
Options
A : 160 J
B : 200 J
C : 240 J
D : 300 J
Cp of ice is 25 J/oC and that of water is 30 J/oC, what is the enthalpy change of water from – 10oC to 35oC at standard conditions, if the later heat of fusion of water is 110 J?
Options
A : 250 J
B : 595 J
C : 960 J
D : 1410 J
Cp of water is 10 J/oC and that of steam is 15 J/oC, what is the enthalpy change of water from 75oC to 110oC at standard conditions, if the later heat of vaporization of water is 245 J?
Options
A : 395 J
B : 645 J
C : 840 J
D : 999 J
If Cp of steam is 105 J/oC, what is the enthalpy change of steam from 106oC to 118oC?
Options
A : 420 J
B : 640 J
C : 890 J
D : 1260 J
If Cp of solid benzene is 10 J/oC, what is the enthalpy change of water from 5oC to 75oC?
Options
A : 5 J
B : 10 J
C : 75 J
D : 700 J
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