Production of one ton of dry paper pulp requires about ___________________ tons of bamboo or wood?

Question: Lime and soda ash are added to water to remove
[A].

bicarbonates & sulphates of calcium and magnesium.

[B].

undersirable taste and odour.

[C].

bacteria.

[D].

its corrosiveness.

Answer: Option A

Explanation:

No answer description available for this question.

Question: Analgesic drugs are
[A].

pain relievers

[B].

antibiotics

[C].

used in the treatment of T.B.

[D].

used in the treatment of typhiod

Answer: Option A

Explanation:

No answer description available for this question.

Question: Mercury electrolytic cell produces 50-70% NaOH solution. Its operating temperature is __________ °C.
[A].

25

[B].

60-70

[C].

150-200

[D].

250-300

Answer: Option B

Explanation:

No answer description available for this question.

Question: In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst
[A].

gives higher conversion efficiency.

[B].

has a longer life and is not poisoned by arsenic.

[C].

handles lower SO2 content gas (7 -10% SO2), thus increasing the capital cost of the plant.

[D].

all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.