Solutions which distil without change in composition are called________________?

Related Mcqs:

The reaction A + B → C has been conducted in a reactor as shown below. The number of boundaries around which material balance can be written, are_________________?

A. 1 B. 6 C. 3 D. 4...

The heats of vaporisation of CS2, C2H5OH &H2O are 26.8, 38.6 & 40.6 KJ/kg.mole respectively. The order of decreasing inter-molecular forces in these liquids is________________?

A. H2O > C2H5OH > CS2 B. CS2 > C2H5OH > H2O C. H2O > CS2 > C2H5OH D. CS2 > H2O > C2H5OH...

During a phase change process like sublimation, vaporisation, melting etc., the specific ____________ does not change?

A. Enthalpy B. Gibbs free energy C. Internal energy D. Entropy...

Avogadro number is the number of molecules in one ____________ of a gas?

A. gram B. Kilogram C. gm.mole D. Litre...

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...