Home / Chemical Engineering / Stoichiometry :: Section 6

Chemical Engineering :: Stoichiometry

  1. In the reaction, represented by Na2CO3 + HC1 → NaHO3 + NaCl, the equivalent weight of Na2CO3 is

  2. A.
    53
    B.
    5.3
    C.
    106
    D.
    10.6

  3. 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

  4. A.
    1
    B.
    2
    C.
    3
    D.
    4

  5. The number of water molecules present in a drop of water weighing 0.018 gm is 6.023 x __________

  6. A.
    1026
    B.
    1023
    C.
    1020
    D.
    1019

  7. The density of a liquid is 1500 kg/m3. Its value in gin/litre will be equal to

  8. A.
    1.5
    B.
    15
    C.
    150
    D.
    1500

  9. The heat of vaporisation __________ with increase in pressure.

  10. A.
    increases
    B.
    decreases
    C.
    becomes zero at critical pressure
    D.
    both (b) and (c)

  11. Which of the following expressions defines the Baume gravity scale for liquids lighter than water ?

  12. A.
    °Be = (140/G) - 130
    B.
    °Be = 200(G-1)
    C.
    °Be = 145 - (145/G)
    D.
    °Be = (400/G) - 400

  13. 2 litres of nitrogen at N.T.P. weighs __________ gms.

  14. A.
    14
    B.
    2.5
    C.
    28
    D.
    1.25

  15. Which of the following is followed by an ideal solution ?

  16. A.
    Boyle's law
    B.
    Amgat's law
    C.
    Raoult's law
    D.
    Trouton's rule

  17. Cp/Cv for monoatomic gases is

  18. A.
    1.44
    B.
    1.66
    C.
    1.99
    D.
    1

  19. One of the specific gravity scales is "Brix" (used speicifically for sugar solution). It is defined as

  20. A.
    Brix = (400/G) - 400
    B.
    Brix = 200 (G-1)
    C.
    Brix = 145 - (145/G)
    D.
    none of these