Correction for capillary effect in manometers (used for pressure measurement) need not be applied, if diameter of the manometer tube is __________ mm.

Question: Black liquor is converted into white liquor by
[A].

evaporation and burning the concentrate followed by causticisation of products.

[B].

multi-effect evaporation only.

[C].

selective liquid extraction.

[D].

extractive distillation.

Answer: Option A

Explanation:

No answer description available for this question.