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51
1 kg/m2 is equal to __________ mm water column.
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Answer: Option A
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52
Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces?
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Answer: Option A
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53
Osmotic pressure of a dilute solution of a non volatile solute in a solvent obeying Raoult's law is proportional to the
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Answer: Option A
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54
500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg.
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Answer: Option A
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55
°API gravity of water at N.T.P. is about
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Answer: Option C
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56
Enthalpy of formation of NH3 is -46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH3 → N2 + 3H2, is equal to __________ kJ/kg. mole.
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Answer: Option B
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57
Variation of vapor pressure with temperature can be calculated using Clausius-Clapeyron equation, which assumes that the
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Answer: Option D
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58
Kinematic viscosity of 1 m2/second is equivalent to __________ stokes.
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Answer: Option D
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59
The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation
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Answer: Option D
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60
Unit of mass velocity is
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Answer: Option B
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