Chemical Engineering Thermodynamics I — Winter 2020

What are various units of temperature? Also, mention relations between them on various temperature scales?

Differentiate between i) State function -Vs- Path function ii) Reversible process -Vs- Irreversible process

Apply first law of thermodynamics to steady state flow process and derive mass and energy balance equation for open system.

Define and explain Ideal gas.

What is EOS (Equation of State)? List some of them.

Derive equation of constants of Vander Waal’s equation of state in terms of critical constants of a substance.

Mention Statements of second law of thermodynamics.

Define and explain following :

Sensible heat (ii) Latent heat (iii) Standard heat of formation (iv) Standard heat of reaction

Derive Carnot equations for a Carnot cycle using an ideal gas

State and explain Hess’s law of constant heat summation.

Explain concept of entropy in brief

If 10 mol of ethylene is heated from 200 to 1,000 °Cin a steady-flow process at approximately atmospheric pressure, what is its entropy change ? The heat capacity equation for ethylene is: Cig Pms 1.42414.394103T 4.392106T T Rlm am lm

Explain Residual properties in brief.

Explain Effect of temperature on heat of reaction in detail.

Derive Maxwell equations using fundamental property relations for a homogeneous fluid of constant composition.

How much heat is required when 200 gm of CaCO is heated at atmospheric pressure from 30 0C to 700 0C? Data: C /R = 12.572 + 2.637 x 10-3 T – 3.12 x 105 T-2, Tis in K P

Explain Various types of thermodynamic diagrams in brief.

With reference to refrigeration, Define following:

COP (Coefficient of Performance) (ii) Ton of refrigeration (iii) Heat Pump

Compare Vapor Compression refrigeration and Absorption refrigeration cycles.1

Show that the maximum velocity attained by a gas in steady state adiabatic flow in a horizontal pipe of a constant cross-sectional area is equal to the sonic velocity.

Define Mach number and state its significance

What is a Nozzle? Briefly describe flow through nozzles.

List the factors affecting the choice of refrigerant and explain vapor pressure of refrigerant in detail.