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Home ‣ Chemical Engineering ‣ Stoichiometry Comments
  • Question

  • At a temperature of 0°K, the molecules of a gas have only __________ energy.


  • Options
  • A. rotational
  • B. vibrational
  • C. translational
  • D. none of these

  • Correct Answer
  • translational 

    • Stoichiometry problems

    Search Results

    • 1. Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the

    • Options
    • A. nature of the liquid.
    • B. nature of the gas.
    • C. temperature of the liquid. id) total pressure.
      • Discuss
    • 2. Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be __________ atmosphere.

    • Options
    • A. 0.5
    • B. 1
    • C. 1.5
    • D. 2
      • Discuss
    • 3. 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

    • Options
    • A. 2M
    • B. M/2
    • C. M
    • D. M/4
      • Discuss
    • 4. The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times.

    • Options
    • A. 1/2
    • B. 4
    • C. 2
    • D. 1/4
      • Discuss
    • 5. With increase in the solute concentration, the specific heat of aqueous solutions

    • Options
    • A. increases
    • B. decreases
    • C. remains unchanged
    • D. either (a) or (b); depends on the type of solution
      • Discuss
    • 6. In a chemical process, the recycle stream is purged for

    • Options
    • A. increasing the product yield.
    • B. enriching the product.
    • C. limiting the inerts.
    • D. heat conservation.
      • Discuss
    • 7. If a solution of eutectic composition is cooled, __________ reaching the eutectic temperature.

    • Options
    • 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
      • Discuss
    • 8. The equilibrium data of component A in the two phases B and C are given below.

      The estimate of Y for X = 4 by fitting a quadratic expression of a form Y = mX2 for the above data is

    • Options
    • A. 15.5
    • B. 16
    • C. 16.5
    • D. 17
      • Discuss
    • 9. Which of the following is not a unit of length?

    • Options
    • A. Parsec
    • B. Angstrom
    • C. Barn
    • D. Fermi
      • Discuss
    • 10. A perfectly insulated container of volume V is divided into two equal halves by a partition. One side is under vacuum, while the other side has one mole of an ideal gas (with constant heat capacity) at 298 K. If the partition is broken, the final temperature of the gas in the container

    • Options
    • A. will be greater than 298 K.
    • B. will be 298 K.
    • C. will be less than 298 K.
    • D. can not be determined.
      • Discuss

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