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Chemical Engineering :: Stoichiometry

  1. __________ equation gives the effect of temperature on heat of reaction.

  2. A.
    Kirchoffs
    B.
    Maxwell's
    C.
    Antonie
    D.
    Kistyakowsky

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  3. Which of the following has the smallest least effect on the solubility of a solute into the solvent ?

  4. A.
    Nature of the solute
    B.
    Nature of the solvent
    C.
    Temperature
    D.
    Pressure

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  5. 1 Kcal/kg. °C is equivalent to __________ BTU/lb. °F.

  6. A.
    1
    B.
    2.42
    C.
    4.97
    D.
    none of these

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  7. One 'Therm' is equivalent to

  8. A.
    105 BTU
    B.
    105 kcal
    C.
    109 BTU
    D.
    109 kcal

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  9. A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be

  10. A.
    0°C
    B.
    0°K
    C.
    -136.5°C
    D.
    -136.5°K

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  11. A car tyre of volume 0.057 m3 is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is

  12. A.
    380
    B.
    630
    C.
    760
    D.
    880

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  13. According to the kinetic theory, the thermal conductivity of a monoatomic gas is proportional to

  14. A.
    T
    B.
    T0.5
    C.
    T1.5
    D.
    T2

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  15. Volume occupied by one gm mole of a gas at S.T.P. is

  16. A.
    22.4 litres
    B.
    22400 litres
    C.
    22.4 c.c
    D.
    359 litres

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  17. Vapor pressure of a solution is proportional to(where, Sv and St are mole fraction of solvent and solute respectively).

  18. A.
    Sv
    B.
    1/St
    C.
    St
    D.
    1/Sv

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  19. In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?

  20. A.
    30 c.c acid and 30 c.c base.
    B.
    20 c.c acid and 25 c.c base.
    C.
    15 c.c acid and 35 c.c base.
    D.
    35 c.c acid and 15 c.c base.

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