CHEMICAL ENGINEERING | Chemical Engineering Basics

One of the methods of purification of leach liquor is ion exchange, which involves

Byadmin August 8, 2022

Question: One of the methods of purification of leach liquor is ion exchange, which involves
[A].

exchange between two liquid phases.

[B].

exchange between a gaseous phase and a liquid phase.

[C].

exchange between a liquid phase and an organic resin phase.

[D].

exchange between a solid phase and a gas phase.

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

The basic difference between vegetable oils and fats is in their

Question: The basic difference between vegetable oils and fats is in their
[A].

density
[B].
chemical properties
[C].
physical state
[D].
composition

Answer: Option C

Explanation:

No answer description available for this question.

Read More The basic difference between vegetable oils and fats is in their
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is

Question: At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is
[A].

1.572
[B].
1.9398
[C].
3.389
[D].
4.238

Answer: Option A

Explanation:

No answer description available for this question.

Read More At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

A reasonably general expression for vapour-liquid phase equilibrium at low to moderate pressure is Φi yi P = Yi xi fi° where, Φ is a vapor fugacity component, Yi is the liquid activity co-efficient and fi° is the fugacity of the pure component i. the Ki value (Yi = Ki xi) is therefore, in general a function of

Question: A reasonably general expression for vapour-liquid phase equilibrium at low to moderate pressure is Φi yi P = Yi xi fi° where, Φ is a vapor fugacity component, Yi is the liquid activity co-efficient and fi° is the fugacity of the pure component i. the Ki value (Yi = Ki xi) is therefore, in general a function of
[A].

temperature only.
[B].
temperature and pressure only.
[C].
temperature, pressure and liquid composition xi only.
[D].
temperature, pressure, liquid composition xi and vapour composition yi.

Answer: Option C

Explanation:

No answer description available for this question.

Read More A reasonably general expression for vapour-liquid phase equilibrium at low to moderate pressure is Φi yi P = Yi xi fi° where, Φ is a vapor fugacity component, Yi is the liquid activity co-efficient and fi° is the fugacity of the pure component i. the Ki value (Yi = Ki xi) is therefore, in general a function of
CHEMICAL ENGINEERING | Furnace Technology

Dampers are located

Question: Dampers are located
[A].

before the I.D fan
[B].
after the I.D. fan
[C].
near the top of the chimney
[D].
anywhere after the I.D. fan

Answer: Option A

Explanation:

No answer description available for this question.

Read More Dampers are located
CHEMICAL ENGINEERING | Fluid Mechanics

A pipe of I.D. 4 m is bifurcated into two pipes of I.D. 2 m each. If the average velocity of water flowing through the main pipe is 5 m/sec, the average velocity through the bifurcated pipes is

Question: A pipe of I.D. 4 m is bifurcated into two pipes of I.D. 2 m each. If the average velocity of water flowing through the main pipe is 5 m/sec, the average velocity through the bifurcated pipes is
[A].

20 m/sec
[B].
10 m/sec
[C].
52 m/sec
[D].
5 m/sec

Answer: Option B

Explanation:

No answer description available for this question.

Read More A pipe of I.D. 4 m is bifurcated into two pipes of I.D. 2 m each. If the average velocity of water flowing through the main pipe is 5 m/sec, the average velocity through the bifurcated pipes is
CHEMICAL ENGINEERING | Mass Transfer

(NRe . NSc) is termed in mass transfer operation as the __________ number.

Question: (NRe . NSc) is termed in mass transfer operation as the __________ number.
[A].

Stanton
[B].
Sherwood
[C].
Peclet
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More (NRe . NSc) is termed in mass transfer operation as the __________ number.

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