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Chemical Engineering - Chemical Process

Exercise : Chemical Process - Section 12
21.
Process conditions in fermentator used for production of penicillin is
25°C, 2 atm.
50°C, l0 atm.
30°C, 200 mm Hg (absolute).
90°C, 45 atm.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of
carbon
arsenic
lead
sulphur
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Sodium chloride content in sea water is about __________ gms/litre.
2
10
25
50
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Fluorescent dyes are added in detergents to
act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics.
attain distinctiveness from other brands.
act as tarnish inhibitor for metals like German silver.
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to
flocculate the impurities.
facilitate fast filtration.
both (a) and (b).
neither (a) nor (b).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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