Ammonia gas can be dried by

A. PCl5

B. Quick lime

C. CaCl2

D. Concentrated H2SO4

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. One face of a furnace wall is at 1030°C and the other face is exposed to room temperature (30°C).…
  2. While the recrystallisation temperature for pure metals is 0.3 Tm, the same for alloys is equal to __________…
  3. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm2.
  4. An approximately __________ process exemplifies the flow of a gas through a very long pipe of uniform…
  5. What is the percentage of chromium in 18-4-1 high speed steel?
  6. Addition of __________ to steel does not help in improving its machinability.
  7. Load cells used for the measurement of weight has
  8. The best guide to judge the general quality of water is the measurement of its
  9. A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure…
  10. __________ is not a heat treatment process.
  11. Pick out the wrong statement.
  12. With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________…
  13. Name the safety device used to protect the boiler, when the water level falls below a minimum level.
  14. Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel &…
  15. Cold chisel & hammers are made of
  16. Broaching tools are usually made of
  17. __________ is used for tying the steel columns to concrete foundation.
  18. Depreciation of machines fails under the indirect expenses head. As per income tax regulations, it is…
  19. A solar cell converts the sunlight directly into __________ energy.
  20. Copper deposits are found in India at the following location:
  21. Main constituent of bone ash is
  22. Annealing of white cast iron produces __________ iron.
  23. The dimensional formula of bulk modulus of elasticity is same as that of the
  24. Absolute zero pressure can be attained at a temperature of
  25. Unbreakable crockeries are made from __________ polymers.
  26. In chemical dehumidification process
  27. The friction factor for the turbulent fluid flow in a rough pipe does not depend upon the
  28. Hot extrusion of aluminium is done in the temperature range of __________ °C.
  29. Catalyst used in the catalytic converter employed in automobiles to convert CO into CO2 and for complete…
  30. Flue gases pass through the following boiler accessories in a high pressure natural circulation boiler.A.…