Maximum vapor pressure at 65?C in kgf/cm2 gauge of Indian LPG (commercial butane + propane mixture) is
A.10
B.16.87
C.26
D.36
Category: Chemical Engineering Mcqs
Lenzs law is a consequence of the law of conservation of
A.mass
B.energy
C.linear momentum
D.angular momentum
Chemical reactions involve the participation of
A.electrons
B.protons
C.neutrons
D.nuclei
The bulk modulus of elasticity for a liquid has the units
A.kg/m3
B.N/m2
C.m3
D.N.
The radiation from flames consists of
A.Continuous radiation from burning soot particles of microscopic and submicroscopic dimensions
B.Radiation from suspended larger particles of coal, coke or ash contributing to flame luminosity
C.Infrared radiation from water vapour and carboundioxide
D.Non-equilibrium radiation associated with the combustion process
E.All of the above
Which of the following is used as entrainer in acetic acid – water separation?
A.Methyl alcohol
B.Hexane
C.Phosphorous
D.Butyl acetate
E.Benzene.
The numerical value of which property of air generally drops with rising temperature
A.Density
B.Dynamic viscosity
C.Kinematic viscosity
D.Thermal conductivity
E.Thermal diffusivity
Electrochemical reactions at the anode are oxidation reactions. Which one of the following is not an anodic reaction?
A.Cl- ? Cl+ e-
B.Fe3+ + e- ? Fe2+
C.Cu ? Cu2+ + 2e-
D.Zn ? Zn2+ + 2e-
