A. 102
B. 103
C. 104
D. 105
Related Mcqs:
- Under conditions of equal reduced pressure and equal reduced temperature, substances are said to be in the ‘corresponding states’. At equal reduced conditions i.e., at the corresponding state, the ____________ of different gases are nearly the same?
A. Compressibility
B. Molecular weight
C. Humidity
D. None of these - 1 kg/m2 is equal to ______________ mm water column?
A. 1
B. 10
C. 100
D. 1000 - 1 torr is equal to ______________ mm Hg column?
A. 1
B. 0.1
C. 10
D. 1000 - One micron is equal to _____________ cm?
A. 10-2
B. 10-4
C. 10-6
D. 10-8 - 1 BTU/ft3 is approximately equal to _____________ kcal/m3?
A. 1
B. 9
C. 4
D. 252 - The heat of adsorption of a gas caused by Van der Waals forces of attraction and capillarity is equal to the heat of__________________?
A. Normal condensation
B. Wetting
C. Sum of A. and B.
D. Difference of A. and B. - 1m3 is approximately equal to_________________?
A. 28 litres
B. 35 ft3
C. 4.5 litres
D. 4.5 ft3 - A long cylinder and a sphere both of 5 cms diameter are made from the same porous material. The flat ends of cylinder are sealed. Both the cylinder and sphere are saturated with the same solution of sodium chloride. Later both the objects are immersed for a short and equal interval of time in a large tank of water which is well agitated. The fraction of salt remaining in the cylinder and the sphere are Xc and Xs respectively. Which of the following statement is correct ?
A. Xc > Xs
B. Xc = Xs
C. Xc < Xs
D. Xc greater/less than Xs depending on the length of the cylinder - A very dilute solution is prepared by dissolving ‘x1’ mole of solute in ‘x2’ mole of a solvent. The mole fraction of solute is approximately equal to_________________?
A. x1/x2
B. x2/x1
C. 1 – (x1/x2)
D. 1/x2 - pH value of a solution containing equal concentration of hydroxyl and hydrogen ions will be_________________?
A. 0
B. 10
C. 7
D. 14
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