Stoichiometry

Heat of ____________ of a fuel is called its calorific value?

Byadmin March 4, 2019August 24, 2021

Heat of ____________ of a fuel is called its calorific value?

A. Formation
B. Combustion
C. Reaction
D. Vaporisation

Stoichiometry

The number of water molecules present in a drop of water weighing 0.018 gm is 6.023 × __________?

The number of water molecules present in a drop of water weighing 0.018 gm is 6.023 × __________?

A. 1026
B. 1023
C. 1020
D. 1019

Read More The number of water molecules present in a drop of water weighing 0.018 gm is 6.023 × __________?
Stoichiometry

1 Pascal (unit of pressure) is equal to _______________ N/m2 ?

1 Pascal (unit of pressure) is equal to _______________ N/m2 ?

A. 10
B. 1
C. 0.1
D. 1000

Read More 1 Pascal (unit of pressure) is equal to _______________ N/m2 ?
Stoichiometry

Measurement of the amount of dry gas collected over water from volume of moist gas is based on the___________________?

Measurement of the amount of dry gas collected over water from volume of moist gas is based on the___________________?

A. Charle’s law
B. Dalton’s law of partial pressures
C. Avogadro’s hypothesis
D. Boyle’s law

Read More Measurement of the amount of dry gas collected over water from volume of moist gas is based on the___________________?
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

According to the kinetic theory, the thermal conductivity of a monatomic gas is proportional to___________________?

According to the kinetic theory, the thermal conductivity of a monatomic gas is proportional to___________________?

A. T
B. T0.5
C. T1.5
D. T2

Read More According to the kinetic theory, the thermal conductivity of a monatomic gas is proportional to___________________?
Stoichiometry

The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol XM satisfies________________?

The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol XM satisfies________________?

A. XM < 0.5
B. XM = 0.5
C. 0.5 < XM < 0.64
D. XM ≥ 0.64

Read More The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol XM satisfies________________?

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