Stoichiometry

Dissolving a solute in a solvent does not change its________________?

Byadmin March 4, 2019August 24, 2021

Dissolving a solute in a solvent does not change its________________?

A. Specific heat
B. Vapour pressure
C. Viscosity
D. None of these

Stoichiometry

1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is__________________?

1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is__________________?

A. C4H9OH
B. C3H21OH
C. (C2H4)2H2.OH
D. C2H33OH

Read More 1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is__________________?
Stoichiometry

Isotopes are atoms having the same _____________________?

Isotopes are atoms having the same _____________________?

A. Mass number
B. Number of neutrons
C. Atomic mass
D. None of these

Read More Isotopes are atoms having the same _____________________?
Stoichiometry

The value of gas constant ‘R’ is ______________ kcal/kg.mole.°C?

The value of gas constant ‘R’ is ______________ kcal/kg.mole.°C?

A. 2.79
B. 1.987
C. 3.99
D. None of these

Read More The value of gas constant ‘R’ is ______________ kcal/kg.mole.°C?
Stoichiometry

The accumulation in a steady state combustion process, burning 1 kg mole of carbon with 1 kg mole of oxygen thereby producing 1 kg mole of carbon dioxide, is _____________ kg mole?

The accumulation in a steady state combustion process, burning 1 kg mole of carbon with 1 kg mole of oxygen thereby producing 1 kg mole of carbon dioxide, is _____________ kg mole?

A. 1
B. 0
C. 16
D. 44

Read More The accumulation in a steady state combustion process, burning 1 kg mole of carbon with 1 kg mole of oxygen thereby producing 1 kg mole of carbon dioxide, is _____________ kg mole?
Stoichiometry

Fireclay bricks are used in the______________?

Fireclay bricks are used in the______________?

A. Coke ovens regenerator
B. Outer lining of L.D. converter
C. Hearth bottom of blast furnace
D. Coke oven walls

Read More Fireclay bricks are used in the______________?
Stoichiometry

1 kg/cm2 is equal to________________?

1 kg/cm2 is equal to________________?

A. 760 torr
B. 1 KPa
C. 10 metres of water column
D. 1 metre of water column

Read More 1 kg/cm2 is equal to________________?

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