Home / Chemical Engineering / Stoichiometry :: Section 5

Chemical Engineering :: Stoichiometry

  1. The viscosity of water at room temperature may be around one

  2. A.
    centipoise
    B.
    poise
    C.
    stoke
    D.
    both (b) &(c)

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. A flowsheet is given in the following figure:

    If the single pass once through conversion of A to B is 20%, then the rate of recycle R (molds/hr) is

  4. A.
    300
    B.
    400
    C.
    500
    D.
    600

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. The heat capacity of most substances is greater for the __________ state.

  6. A.
    solid
    B.
    liquid
    C.
    gaseous
    D.
    none of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. The temperature at which real gases obey the ideal gas law over a wide range of pressure is called the __________ temperature.

  8. A.
    reduced
    B.
    Boyle
    C.
    critical
    D.
    inversion

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. Elements in a periodic table are arranged in order of their

  10. A.
    atomic number.
    B.
    mass number.
    C.
    atomic weight.
    D.
    metallic characteristics.

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. For most salts, the solubility increases with rise in temperature, but the solubility of __________ is nearly independent of temperature rise.

  12. A.
    sodium chloride
    B.
    sodium carbonate monohydrate
    C.
    anhydrous sodium sulphate
    D.
    hypo

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. 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.

  14. A.
    potential energy
    B.
    intermolecular forces
    C.
    kinetic energy
    D.
    total energy

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. If a solution of eutectic composition is cooled, __________ reaching the eutectic temperature.

  16. A.
    the solvent begins to freeze out even before
    B.
    it will undergo no change until
    C.
    it will not solidify even on
    D.
    none of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. Which of the following is not a unit of length ?

  18. A.
    Parsec
    B.
    Angstrom
    C.
    Barn
    D.
    Fermi

    View Answer

    Workspace

    Discuss Discuss in Forum


  19. The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be

  20. A.
    2M
    B.
    M/2
    C.
    M
    D.
    M/4

    View Answer

    Workspace

    Discuss Discuss in Forum