A.3 × 1012
B.3 × 108
C.3 × 1010
D.3 × 105
Explanation: The correct answer is 3 × 108.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 156 of 557.
Chemical Engineering MCQs
Showing page 156 of 557 · 8,342 total solved questions available.
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A.Leaching
B.Evaporation
C.Absorption
D.Extractive distillation
Explanation: The correct answer is Evaporation.
Submitted by: Academy of Pakistan
A.H2SO3 is formed
B.None of these
C.Oleum is formed
D.Precipitation of sulphur takes place
Explanation: The correct answer is Precipitation of sulphur takes place.
Submitted by: Academy of Pakistan
A.Drying
B.Distillation
C.Evaporation
D.Liquid extraction
Explanation: The correct answer is Liquid extraction.
Submitted by: Academy of Pakistan
A.w = 1, Kc = 13
B.w = 1/√14, Kc = 45/7 √14
C.w = √(7/8), Kc = 45/4
D.w = √(7/6), Kc = 46/3
Explanation: The correct answer is w = √(7/6), Kc = 46/3.
Submitted by: Academy of Pakistan
A.Resistance to slag penetration
B.Resistance to corrosion by slag
C.Stability of volume at high temperature
D.Resistance to abrasion
Explanation: The correct answer is Resistance to abrasion.
Submitted by: Academy of Pakistan
A.Thoria
B.Corundum
C.Carborundum
D.Beryllia
Explanation: The correct answer is Beryllia.
Submitted by: Academy of Pakistan
A.Liquids
B.Slurries
C.Fluids
D.Solids
Explanation: The correct answer is Slurries.
Submitted by: Academy of Pakistan
Commercial production of hydrogen for the manufacture of nitrogenous fertilisers is done by________?
0A.Cryogenic separation of hydrogen from coke oven gas
B.All A., B. and C.
C.Electrolysis of water
D.Steam reforming of naphtha and cracking of natural gas
Explanation: The correct answer is All A., B. and C..
Submitted by: Academy of Pakistan
A.Asthma
B.Cancer
C.Silicosis
D.Fluorosis (bone disease)
Explanation: The correct answer is Silicosis.
Submitted by: Academy of Pakistan
A.Al2O3
B.P
C.MnO2
D.SiO2
Explanation: The correct answer is SiO2.
Submitted by: Academy of Pakistan
A.170
B.120
C.140
D.200
Explanation: The correct answer is 170.
Submitted by: Academy of Pakistan
A.Reciprocating pump
B.Gear pump
C.Electromagnetic pump
D.Centrifugal pump
Explanation: The correct answer is Reciprocating pump.
Submitted by: Academy of Pakistan
A.2SO2 + O2 ⇌ 2SO3
B.N2O4 ⇌ 2NO2
C.2HI ⇌ H2 + I2
D.None of these
Explanation: The correct answer is N2O4 ⇌ 2NO2.
Submitted by: Academy of Pakistan
A.Velocity is more than the loading velocity
B.Line always lies below the equilibrium curve
C.Line can be either above or below the equilibrium curve
D.Line always lies above the equilibrium curve
Explanation: The correct answer is Line always lies above the equilibrium curve.
Submitted by: Academy of Pakistan