Chemical Process - Study Mode
[#306] Washing soda is chemically represented by
Correct Answer
(C) Na 2 CO 3 .10H 2 O
[#307] __________ of rubber decreases after its vulcanisation.
Correct Answer
(B) Tackiness
[#308] The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold black liquor is to
Correct Answer
(A) Avoid mechanical weakening of fibre
[#309] Rosin soap is added during paper manufacture to
Correct Answer
(C) Impart resistance to penetration by liquids
[#310] Sulphuric acid is mainly used in the __________ industry.
Correct Answer
(A) Fertiliser