CHEMICAL ENGINEERING | Chemical Process

Boiling of water containing temporary hardness produces

Byadmin August 10, 2022

Question: Boiling of water containing temporary hardness produces
[A].

CO2

[B].

CaSO4

[C].

CaHCO3

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Environmental Engineering

In water treatment plant, zeolite process is used to remove the __________ of water.

Question: In water treatment plant, zeolite process is used to remove the __________ of water.
[A].
acidity
[B].
alkalinity
[C].
hardness
[D].
iron & zinc

Answer: Option C

Explanation:

No answer description available for this question.

Read More In water treatment plant, zeolite process is used to remove the __________ of water.
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

First law of thermodynamics is mathematically stated as

Question: First law of thermodynamics is mathematically stated as
[A].
dQ = dE + dW
[B].
dQ = dE – dW
[C].
dE = dQ + dW
[D].
dW = dQ + dE

Answer: Option A

Explanation:

No answer description available for this question.

Read More First law of thermodynamics is mathematically stated as
Chemical Process

In primitive days, _____________ was being manufactured by Leblanc Process ?

In primitive days, _____________ was being manufactured by Leblanc Process ?

A. Alum
B. Washing soda
C. Soda ash
D. Calcium carbide

Read More In primitive days, _____________ was being manufactured by Leblanc Process ?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Nusselt number is related to Grashoff number (Gr) in turbulent & laminar flow respectively, in respect of free convection over a vertical flat plate as

Question: Nusselt number is related to Grashoff number (Gr) in turbulent & laminar flow respectively, in respect of free convection over a vertical flat plate as
[A].
Gr0.25, Gr
[B].
Gr0.25, Gr0.33
[C].
Gr, Gr0.25
[D].
Gr0.33, Gr0.25

Answer: Option A

Explanation:

No answer description available for this question.

Read More Nusselt number is related to Grashoff number (Gr) in turbulent & laminar flow respectively, in respect of free convection over a vertical flat plate as
Chemical Process

Massecuite is ___________________?

Massecuite is ___________________?

A. Used for paper making
B. Used as a cattle feed
C. Highly acidic in nature
D. None of these

Read More Massecuite is ___________________?
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

In case of a close thermodynamic system, there is __________ across the boundaries.

Question: In case of a close thermodynamic system, there is __________ across the boundaries.
[A].
no heat and mass transfer
[B].
no mass transfer but heat transfer
[C].
mass and energy transfer
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More In case of a close thermodynamic system, there is __________ across the boundaries.

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