Oxygen content in a flue gas was found to be 4%. It implies that excess air used for combustion was around __________ percent.

Question: A liquid mixture contains 30% o-xylene, 60% p-xylene and 10%. m-xylene (all percentages in w/w). Which of the following statements would be true in respect of this mixture?
[A].

The mixture exhibits an azeotrope at 101.3 kPa.

[B].

The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10.

[C].

The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10.

[D].

The mixture contain optical isomers.

Answer: Option A

Explanation:

No answer description available for this question.

Question: In liquid-liquid extraction, the number of phases at plait point is
[A].

1

[B].

2

[C].

3

[D].

4

Answer: Option A

Explanation:

No answer description available for this question.