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Chemical Engineering - Chemical Reaction Engineering

Exercise : Chemical Reaction Engineering - Section 2
46.
The catalyst in a second order reversible reaction increases the rate of the forward reaction
and decreases that of backward reaction.
and backward reaction equally.
only.
to a greater extent than that of the backward reaction.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Catalyst carriers
have very high selectivity.
increase the activity of a catalyst.
provide large surface area with a small amount of active material.
inhibit catalyst poisoning.
Answer: Option
Explanation:
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48.
For the liquid phase zero order irreversible reaction A B, the conversion of A in a CSTR is found to be 0.3 at a space velocity of 0.1min-1 . What will be the conversion for a PFR with a space velocity of 0.2 min-1? Assume that all the other operating conditions are the same for CSTR and PFR.
0.15
0.30
0.60
0.90
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
A high space velocity means that a given
reaction can be accomplished with small reactor.
conversion can be obtained with a high feed rate.
both (a) and (b).
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
In flow reactors, the performance equations interrelate the rate of reaction to the
feed rate.
reactor volume,
extent of reaction.
all (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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