Molecular Diffusion in Liquids MCQ

Test your knowledge with important Molecular Diffusion in Liquids MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Molecular Diffusion in Liquids MCQs on Bissoy. Bissoy App

• Find the diffusivity of AB in sq.m/sec if N flux of A 5 mol/sq.m sec, concentration difference is 2mol/cu.m and distance is 3 m.
  ক

  2.5

  খ

  5.5

  গ

  7.5

  ঘ

  10.5
• Find the change in concentration for a steady state equimolar counter diffusion if D(AB)= 6 sq.m/sec, the change in distance is 2 m and the N flux of A is 5 mol/sq.m sec.
  ক

  0.67

  খ

  1.67

  গ

  2.67

  ঘ

  None of the mentioned
• For liquid molecular diffusion of A and B, steady state equimolar counter diffusion the N flux of A is negative of N flux of B.
  ক

  True

  খ

  False
• For the molecular diffusion of liquids, if the diffusing molecules having criteria of steady state diffusion of B over non diffusing A then the N flux of A is
  ক

  1

  খ

  0

  গ

  Negative

  ঘ

  Infinity
• Diffusivity of the liquids can be determined by
  ক

  Wilke- lee equation

  খ

  Wilke- chan equation

  গ

  Lee and chan equation

  ঘ

  None of the mentioned
• Find J flux of A ( xA = 0.5) if the total N flux is 6 mol/sq.m sec and N flux of A is 3 mol/sq.m sec.
  ক

  0

  খ

  1

  গ

  2

  ঘ

  3
• Find the flux of A ( xA= 0.2) if Total flux is 5 mol/sq.m sec and J flux of A is 2 mol/sq.m sec.
  ক

  2

  খ

  2.5

  গ

  3

  ঘ

  3.5
• Find the total flux for a particle A and B in a steady state if flux of A and B is 2.44 and 4.44 mol/sq.m sec.
  ক

  2

  খ

  4.88

  গ

  6.88

  ঘ

  8
• Diffusion co-efficient in molecular diffusion is estimated by _________
  ক

  Daltons law

  খ

  Diffusion law

  গ

  Ficks law

  ঘ

  None of the mentioned
• Before collision, the distance between the two particles is mean free path.
  ক

  True

  খ

  False