Related Questions

In what ratio should a 20% methyl alcohol solution be mixed with a 50% methyl alcohol solution so that the resultant solution has 40% methyl alcohol in it?
A 1 : 2
B 2 : 1
C 1 : 3
D 3 : 1
Mercapsol and Unisol processes are meant for the
A Dearomatisation of kerosene
B Removal of mercaptans
C Dewaxing
D Decoloration
Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the
A Elimination of solvent drying facility
B Higher nitration temperature
C Lower solvent dilution ratio
D All of the above
Which of the following is the most adverse factor challenging the choice of mercury electrolytic cell process for the production of caustic soda?
A High cost of mercury
B High specific gravity of mercury
C Non-availability of high purity mercury
D Pollution of water stream by mercury
In Kraft process of paper manufacture, white cooking liquor consists of caustic soda
A Sodium sulphide & sodium carbonate
B Sodium sulphite & sodium carbonate
C Sodium sulphite & sodium sulphide
D None of these
Caustic soda can be stored in __________ drums.
A Steel
B Cast iron
C Brass
D Gun metal
Caustic soda is transported in __________ lined containers.
A Glass
B Nickel
C Neoprene
D Either B or C
A car got 33 miles per gallon using gasoline that coast $295 per dollars. Approximatley what was the cost , in dollars, of the gasoline used in driving the car 350 miles?
A $10
B $31
C $40
D $50
Gasoline extracted from natural gas (by compression and cooling) is called the __________ gasoline.
A Polymer
B Unleaded
C Casing head
D Straight run
Caustic soda is produced in a mercury cell having anode and cathode made respectively of moving mercury and
A Moving mercury and graphite
B Graphite and moving mercury
C Moving mercury and carbon
D Moving mercury and crimped steel wire

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