FE Chemical · Thermodynamics

FE Thermodynamics Practice Questions

Solve FE-style Thermodynamics questions and learn the reasoning behind each answer through interactive engineering cases.

Interactive problems•Reasoning explained•Solutions included

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E-066 · FE CHEMICAL Thermodynamics

The Methane Flame That Released 890 kJ per Mol

The reactant methane formation enthalpy was only -74.8 kJ/mol. The balanced combustion released nearly 890 kJ/mol.

Standard Heat Of Reaction Intermediate 5–10 min

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PRACTICE SET

FE Thermodynamics Practice Questions

Choose a question and solve it before reading the final engineering verdict.

E-066Thermodynamics

The Methane Flame That Released 890 kJ per Mol

The reactant methane formation enthalpy was only -74.8 kJ/mol. The balanced combustion released nearly 890 kJ/mol.

Standard Heat Of Reaction5–10 min

E-065Thermodynamics

The Compressor That Heated the Gas to 446 K

No heater was attached, yet adiabatic reversible compression raised the ideal-gas temperature from 300 K to about 446 K.

Isentropic Compression Ideal Gas5–10 min

E-064Thermodynamics

The Liquid Mixture That Started Boiling at 64 kPa

A binary liquid did not boil when total pressure equaled either pure-component vapor pressure. Its bubble pressure was the composition-weighted sum.

Vapor Liquid Equilibrium Raoults Law5–10 min

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What should I practice in FE Thermodynamics?

Practice the calculations, assumptions, constraints, and failure modes that appear around this topic. Each question here is designed to test whether you can apply the concept when the obvious calculation is not the whole engineering decision.