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The catalytic cracking of heavier petroleum fraction is done

Among T, V, B, E and C, who is the third from the top when a

Catalytic cracking compared to thermal cracking of residue o

In catalytic cracking process, olefins crack __________ time

Which is the most effective catalyst used in catalytic crack

If 1 is added to the denominator of afraction.

The fraction

The fraction

If the numerator of a fraction is increased by 150% and the

If a fraction\'s numerator is increased by 1 and the denomin

Though increased pressure has a retarding effect on cracking

In a refinery petroleum crude is fractionated into gas fract