Density of carbon dioxide is _________________ kg/Nm3 ?
Density of carbon dioxide is _________________ kg/Nm3 ?
A. 44/22400
B. 44/22.4
C. 22.4/44
D. None of these
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A vessel of volume 1000 m3 contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately ?
A vessel of volume 1000 m3 contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately ?A. 17
B. 20
C. 25
D. 34Which of the following ideal gas laws are not applicable to mixture of gases ?
Which of the following ideal gas laws are not applicable to mixture of gases ?A. Amagat’s law
B. Dalton’s law
C. Boyle’s law & Charle’s Law
D. None of theseNumber of gm moles of solute dissolved in 1 kg of solvent is called its___________________?
Number of gm moles of solute dissolved in 1 kg of solvent is called its___________________?A. Normality
B. Molarity
C. Molality
D. FormalityKinematic viscosity of 1 m2 /second is equivalent to _____________ stokes?
Kinematic viscosity of 1 m2 /second is equivalent to _____________ stokes?A. 10
B. 102
C. 103
D. 104On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes_________________?
On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes_________________?A. 1
B. 8
C. 4
D. 2If 1 Nm3 of O2 contains ‘N’ number of molecules, then number of molecules in 2Nm3 of SO2 will be_________________?
If 1 Nm3 of O2 contains ‘N’ number of molecules, then number of molecules in 2Nm3 of SO2 will be_________________?A. N
B. N/2
C. 2N
D. 4N