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Chemical Engineering - Chemical Engineering Thermodynamics

Exercise : Chemical Engineering Thermodynamics - Section 7
1.
Third law of thermodynamics is helpful in
prediction of the extent of a chemical reaction.
calculating absolute entropies of substances at different temperature.
evaluating entropy changes of chemical reaction.
both (b) and (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Fugacity and pressure are numerically equal, when the gas is
in standard state
at high pressure
at low temperature
in ideal state
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Refrigerants commonly used for domestic refrigerators are
ethyl chloride or methyle chloride
freon-12
propane
NH3 or CO2.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Solid and liquid phases of a substance are in equilibrium at the
critical temperature
melting point.
freezing point.
both (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Absolute zero temperature signifies the
minimum temperature attainable.
temperature of the heat reservoir to which a Carnot engine rejects all the heat that is taken in.
temperature of the heat reservoir to which a Carnot engine rejects no heat.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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