Stoichiometry

In _______________ process, ions of salts react with water to produce acidity or alkalinity ?

Byadmin March 12, 2019August 30, 2021

In _______________ process, ions of salts react with water to produce acidity or alkalinity ?

A. Hydration
B. Hydrolysis
C. Electrolysis
D. Dialysis

Stoichiometry

Which of the following gases is the most soluble in water ?

Which of the following gases is the most soluble in water ?

A. NH3
B. CO2
C. H2S
D. CH4

Read More Which of the following gases is the most soluble in water ?
Stoichiometry

Pure oxide refractories are generally monocrystalline in nature and are self bonded ______________ bricks are generally used as moderator in nuclear reactors?

Pure oxide refractories are generally monocrystalline in nature and are self bonded ______________ bricks are generally used as moderator in nuclear reactors?

A. Beryllia
B. Carborundum
C. Corundum
D. Thoria

Read More Pure oxide refractories are generally monocrystalline in nature and are self bonded ______________ bricks are generally used as moderator in nuclear reactors?
Stoichiometry

Which property of refractories is the most important for top section of the blast furnace ?

Which property of refractories is the most important for top section of the blast furnace ?

A. Resistance to abrasion
B. Resistance to slag penetration
C. Stability of volume at high temperature
D. Resistance to corrosion by slag

Read More Which property of refractories is the most important for top section of the blast furnace ?
Stoichiometry

What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively ?

What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively ?

A. 756.2
B. 780.5
C. 801.5
D. 880.5

Read More What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively ?
Stoichiometry

A reduction process is accompanied with increase in the_______________?

A reduction process is accompanied with increase in the_______________?

A. Number of electrons
B. Oxidation number
C. Both A. & B.
D. Neither A. nor B.

Read More A reduction process is accompanied with increase in the_______________?
Stoichiometry

Percentage saturation of a vapor bearing gas is always _____________ the relative saturation?

Percentage saturation of a vapor bearing gas is always _____________ the relative saturation?

A. Higher than
B. Smaller than
C. Equal to
D. Either A. or B.; depends on the system

Read More Percentage saturation of a vapor bearing gas is always _____________ the relative saturation?

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