Osmotic pressure of the solution can be increased by_________________?

Byadmin March 4, 2019August 24, 2021

Osmotic pressure of the solution can be increased by_________________?

A. Decreasing its temperature
B. Increasing the volume of the vessel containing the solution
C. Diluting the solution
D. None of these

Stoichiometry

Othmer chart is useful in estimating the heat of_______________?

Othmer chart is useful in estimating the heat of_______________?

A. Mixing
B. Wetting
C. Adsorption
D. None of these

Read More Othmer chart is useful in estimating the heat of_______________?
Stoichiometry

Fireclay refractories___________________?

Fireclay refractories___________________?

A. Are not resistant to the action of basic slags
B. Combine with salts (e.g. chlorides sulphates etc.) & bases (e.g. lime, magnesia etc.) forming
fusible aluminates silicates etc
C. Shrink during firing
D. All A., B. and C.

Read More Fireclay refractories___________________?
Stoichiometry

The molar composition of a gas is 10% H2, 10% O2, 30% CO2 and balance H2O. If 50% H2O condenses, the final mole percent of H2 in the gas on a dry basis will be_______________?

The molar composition of a gas is 10% H2, 10% O2, 30% CO2 and balance H2O. If 50% H2O condenses, the final mole percent of H2 in the gas on a dry basis will be_______________?

A. 10%
B. 5%
C. 18.18%
D. 20%

Read More The molar composition of a gas is 10% H2, 10% O2, 30% CO2 and balance H2O. If 50% H2O condenses, the final mole percent of H2 in the gas on a dry basis will be_______________?
Stoichiometry

Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is__________________?

Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is__________________?

A. 80.1°C
B. Less than 80.1°C
C. 100°C
D. Greater than 80.1°C but less than 100°C

Read More Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is__________________?
Stoichiometry

Pick out the wrong unit conversion of thermal conductivity ?

Pick out the wrong unit conversion of thermal conductivity ?

A. 1 BTU/ft2.hr.°F/ft = 1.488 kcal/m2. hr.°C/m
B. 1 BTU/ft2.hr.°F/inch = 1.488 kcal/m2. hr.°C/m
C. 1 kcal/m.hr.°C = 0.672 BTU/ft.hr.°F = 1.163 W/m. °K
D. 1 W/cm.°C = 85.985 kcal/m.hr.°C = 57.779 BTU/ft.hr.°F

Read More Pick out the wrong unit conversion of thermal conductivity ?
Stoichiometry

One micron is equal to _____________ cm?

One micron is equal to _____________ cm?

A. 10-2
B. 10-4
C. 10-6
D. 10-8

Read More One micron is equal to _____________ cm?

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