The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be _____times?

A.4B.3C.√2D.1/2 Related Posts:The average weight of 25 persons sitting in a boat had some…A rectangle has 15 cm as its length and 159 cm2 as its area.…Father is aged three times more than his son Ali’s. After 8…If the radius Read More …

If a solution of eutectic composition is cooled, ____reaching the eutectic temperature ?

A.The solvent begins to freeze out even beforeB.It will undergo no change untilC.It will not solidify even onD.None of Options are Correct Related Posts:If the atmospheric air is cooled because of expansion, the…Inversion of temperature refers to _____ temperature with…Which Read More …

At a temperature of 0°K, the molecules of a gas have only ______energy?

A.VibrationalB.RotationalC.TranslationalD.None of Options are Correct Related Posts:If 1 Nm3 of O2 contains ‘N’ number of molecules, then number…The molecules of a liquid which is in equilibrium with its…Inversion of temperature refers to _____ temperature with…In humans , most nutrient molecules Read More …

The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal _ in the two phases?

A.Total energyB.Intermolecular forcesC.Kinetic energyD.Potential energy Related Posts:If 1 Nm3 of O2 contains ‘N’ number of molecules, then number…The parameter of a square is equal to the perimeter of a…At a temperature of 0°K, the molecules of a gas have only…A Read More …

A butane isomerisation process produces 70 k.mole/hr of pure iso-butane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be?

A.4 kmole/hrB.3 kmole/hrC.5 kmole/hrD.6 kmole/hr Related Posts:ISO 9000 is a series of standards for quality management…In a chemical process, the recycle stream is purged for?_______ is a process-to-process protocol that adds only port…Chief Justice of High Court can be removed Read More …

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