The value of Trouton’s ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kistyakowsky equation is used for calculation of Trouton’s ratio of _____________ liquids?

Related Mcqs:

The combustion equations of carbon and carbon monoxide are as follows: C + O2 = CO2, ΔH = – 394 kJ/kg .mole CO + ½ O2 = CO2, ΔH = – 284.5 kJ/kg. mole. The heat of formation of CO is _____________ kJ/kg. mole?

A. -109.5 B. +109.5 C. +180 D. +100...

1 gm mole of methane (CH4) contains_________________?

A. 6.02 × 1023 atoms of hydrogen B. 4 gm atoms of hydrogen C. 3.01 × 1023 molecules of methane D. 3 gms of carbon...

If pH value of a solution is 8, then its pOH value will be ____________________?

A. 6 B. 1 C. 7 D. 10...

Pick out the wrong unit conversion ?

A. 1 Joule = 4.186 calorie B. 1 kcal = 3.968 BTU = 0.00116 kWh = 0.00156 hp C. 1 ton of TNT (tri-nitro-toluene) = 4.2 GJ (1G = 109) D. 1 ft.lbf= 0.3238 calorie = 0.1383 kg.m = 1.356 J = 1.356 N.m...

The total number of atoms in 8.5 gm of NH3 is _______________ × 1023?

A. 9.03 B. 3.01 C. 1.204 D. 6.02...