Question Detail

MIC 121 Introduction what are microbes Objective Question
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Question

In the process of water distillation, what happens to volatile contaminants (gases) and minerals/salts?
Options
A Both volatile contaminants and minerals/salts are condensed and collected in the storage tank.
B Volatile contaminants are discharged through a vent, while minerals and salts are retained in the boiling chamber.
Correct Answer
C Volatile contaminants are retained in the boiling chamber, while minerals and salts are discharged.
D Both are completely removed and evaporate with the water vapor.
Correct Answer

Option B is the correct answer.

Detailed Explanation

Page 48, under 'WORKING PRINCIPLE' of Distilled Water Plant, states: 'Volatile contaminants (gases) should be discharged through a built in vent. Minerals and salts are retained in the boiling chamber as hard deposit or scale.'

Hint

Refer to the 'WORKING PRINCIPLE' section for distilled water plants to understand the fate of different impurities.

Question Info

Course: MIC 121
Topic: Introduction what are microbes
Type: Objective
Difficulty: Not specified
Question 656 of 984
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