Chemical Engineering :: Chemical Process
- Calgon used in water treatment is chemically
- The main use of activated carbon in water treatment is to control
- Type of glass used in optical work is the __________ glass.
- The most economical pulp for the production of newsprint would be the __________ pulp.
- Solvay process as compared to dual process (i.e. modified Solvay process)
- Pick out the wrong statement.
- Cumene (isopropyl benzene) is made by
- Commercial production of soda ash by Solvay process requires limestone, __________ as raw materials.
- The gasification reaction represented by, C + H₂O = CO + H₂, is a/an __________ reaction.
- Dense soda ash used in the manufacture of glass, is chemically represented by
A.
Eosin requirement in tallow soap is about 40-50% which fastens the lather formation, softens the hard soaps and increases its cleansing action |
B.
Soap powder is prepared by mixing soap with hydrated sodium carbonate |
C.
Detergents differ from soaps in their action in hard water |
D.
Tarnish inhibitor (e.g., benzotriazole) is added in soap to facilitate the removal of stains due to tea, blood etc |