The viscosity of water at room temperature may be around one ___________________?
A. Centipoise
B. Poise
C. Stoke
D. Both B. & C.
Stoichiometry
_________________ chart is a graph related to Antoine equation ?
_________________ chart is a graph related to Antoine equation ?
A. Ostwald
B. Cox
C. Mollier’s
D. Enthalpy-concentration
The molar composition of a gas is 10% H2, 10% O2, 30% CO2 and balance H2O. If 50% H2O condenses, the final mole percent of H2 in the gas on a dry basis will be_______________?
The molar composition of a gas is 10% H2, 10% O2, 30% CO2 and balance H2O. If 50% H2O condenses, the final mole percent of H2 in the gas on a dry basis will be_______________?
A. 10%
B. 5%
C. 18.18%
D. 20%
The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be _____________ times?
The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be _____________ times?
A. 1/2
B. 4
C. √2
D. 1/4
If a solution of eutectic composition is cooled, _______________ reaching the eutectic temperature ?
If a solution of eutectic composition is cooled, _______________ reaching the eutectic temperature ?
A. The solvent begins to freeze out even before
B. It will undergo no change until
C. It will not solidify even on
D. None of these
Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the___________________?
Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the___________________?
A. Nature of the liquid
B. Nature of the gas
C. Temperature of the liquid
D. Total pressure
Enthalpy change resulting, when unit mass of solid is wetted with sufficient liquid, so that further addition of liquid produces no additional thermal effect, is called the heat of________________?
Enthalpy change resulting, when unit mass of solid is wetted with sufficient liquid, so that further addition of liquid produces no additional thermal effect, is called the heat of________________?
A. Mixing
B. Adsorption
C. Wetting
D. Complete wetting
The heat of solution depends upon the____________________?
The heat of solution depends upon the____________________?
A. Nature of solvent
B. Concentration of solution
C. Nature of solute
D. All A., B. & C.
pH value of a solution containing equal concentration of hydroxyl and hydrogen ions will be_________________?
pH value of a solution containing equal concentration of hydroxyl and hydrogen ions will be_________________?
A. 0
B. 10
C. 7
D. 14
In a chemical process, the recycle stream is purged for______________________?
In a chemical process, the recycle stream is purged for______________________?
A. Increasing the product yield
B. Enriching the product
C. Limiting the inerts
D. Heat conservation