Conversion of SO2 to SO3 in Monsanto 4-pass converter is about ____________________ percent?

Question: __________ is an ore of lead.
[A].

Quartz

[B].

Galena

[C].

Siderite

[D].

Chalcopyrite

Answer: Option B

Explanation:

No answer description available for this question.

Question: Comparing sulphate process with sulphite process, we find that __________ in the later.
[A].

both temperature & pressure in the former is less than that

[B].

both temperature & pressure in the former is more than that

[C].

temperature is more in the former whereas pressure is more

[D].

pressure is more in the former whereas temperature is less

Answer: Option B

Explanation:

No answer description available for this question.

Question: Iron ore hametite is concentrated using
[A].

electro magnetic separation mainly.

[B].

gravity separation.

[C].

froth floatation.

[D].

roasting.

Answer: Option B

Explanation:

No answer description available for this question.

Question: __________ is produced using molasses as the starting raw material.
[A].

Methyl alcohol

[B].

Ethyl alcohol

[C].

Benzol

[D].

Dimethyl ether

Answer: Option B

Explanation:

No answer description available for this question.