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  • Question

  • Atmospheric pressure corresponds to a hydrostatic head of


  • Options
  • A. 13.6 cms of Hg
  • B. 34 ft ofH2O
  • C. 1 metre of H2O
  • D. 13.6 metres of Hg

  • Correct Answer
  • 34 ft ofH2O 

    • Stoichiometry problems

    Search Results

    • 1. The total number of atoms in 8.5 gm of NH3 is __________ x 1023.

    • Options
    • A. 9.03
    • B. 3.01
    • C. 1.204
    • D. 6.02
      • Discuss
    • 2. Na2SO4. 10H2O crystals are formed by cooling 100 Kg of 30% by weight aqueous solution of Na2SO4. The final concentration of the solute in the solution is 10%. The weight of crystals is

    • Options
    • A. 20
    • B. 32.2
    • C. 45.35
    • D. 58.65
      • Discuss
    • 3. 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
    • 4. Which of the following is not a unit of length?

    • Options
    • A. Parsec
    • B. Angstrom
    • C. Barn
    • D. Fermi
      • Discuss
    • 5. 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
    • 6. In general, the specific heats of aqueous solutions __________ with increase in the concentration of the solute.

    • Options
    • A. increase
    • B. decrease
    • C. remain unchanged
    • D. none of these
      • Discuss
    • 7. The reaction A + B ? C has been conducted in a reactor as shown below.

      The number of balances (material) that can be made around the reactor are

    • Options
    • A. 1
    • B. 2
    • C. 3
    • D. 4
      • Discuss
    • 8. Pick out the wrong unit conversion of temperature.

    • Options
    • A. °R = 273 + °F
    • B. temperature difference of 1°K = 1°C = °F
    • C. °C = (F- 32) x 0.555
    • D. °F = (°C + 17.778) x 1.8
      • Discuss
    • 9. Which of the following expressions defines the Baume gravity scale for liquids lighter than water?

    • Options
    • A. °Be = (140/G) - 130
    • B. °Be = 200(G-1)
    • C. °Be = 145 - (145/G)
    • D. °Be = (400/G) - 400
      • Discuss
    • 10. Which of the following is not used for computing latent heat of vaporisation?

    • Options
    • A. Clausius-Clayperon equation
    • B. Reference substance plots based on Durhing & Othmer plots
    • C. Kistyakowasky's equation
    • D. Hess's law of constant heat summation
      • Discuss

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