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Chemical Engineering :: Stoichiometry

Stoichiometry - Section 1
Stoichiometry - Section 2
Stoichiometry - Section 3
Stoichiometry - Section 4
Stoichiometry - Section 5
Stoichiometry - Section 6
Stoichiometry - Section 7
Stoichiometry - Section 8
Stoichiometry - Section-9

  1. If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will

    2. A.
    remain unaltered
    B.
    increase nine fold
    C.
    increase three fold
    D.
    decrease three fold

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  2. A saturated vapor on being compressed would

    3. A.
    condense
    B.
    form wet steam
    C.
    both (a) & (b)
    D.
    neither (a) nor (b)

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  3. Pick out the wrong unit conversion of thermal conductivity.

    4. A.
    1 BTU/ft2.hr.°F/ft = 1.488 kcal/m2. hr.°C/m
    B.
    1 BTU/ft2.hr.°F/inch = 1.488 kcal/m2. hr.°C/m
    C.
    1 kcal/m.hr.°C = 0.672 BTU/ft.hr.°F = 1.163 W/m. °K
    D.
    1 W/cm.°C = 85.985 kcal/m.hr.°C = 57.779 BTU/ft.hr.°F

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  4. Cp - Cv, for an ideal gas is equal to

    5. A.
    R
    B.
    R/2
    C.
    2R
    D.
    3R

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  5. The number of H+ in 1 c.c solution of pH 13 is

    6. A.
    6.023 xl013
    B.
    6.023 x 1010
    C.
    6.023xl07
    D.
    1013

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  6. Applicability of Claussius-Clapeyron equation is subject to the condition that the

    7. A.
    vapor follows ideal gas law.
    B.
    volume in the liquid state is negligible.
    C.
    both (a) & (b)
    D.
    neither (a) nor (b)

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  7. The unit of Cp in S.I. units is

    8. A.
    W/m2.°K
    B.
    J/kg.°K
    C.
    W/m.°K
    D.
    J/m3. °K

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  8. Dry air is a mixture of

    9. A.
    vapors
    B.
    gases
    C.
    both (a) & (b)
    D.
    neither (a) nor (b)

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  9. pH value of H2SO4 (5% concentration) is

    10. A.
    5
    B.
    7
    C.
    > 7
    D.
    < 7

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  10. Internal energy is independent of the __________ for an ideal gas.

    11. A.
    pressure
    B.
    volume
    C.
    both (a) & (b)
    D.
    neither (a) nor (b)

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