An increase in the NH3 /CO2 ratio in urea manufacture results in (A) Increased degree of conversion of CO2 to urea (B) Decreased degree of conversion of NH3 to urea (C) Decreased yield of urea (D) Decreased specific volume of molten mass

An increase in the NH3
/CO2 ratio in urea manufacture results in
(A) Increased degree of conversion of CO2
to urea
(B) Decreased degree of conversion of NH3
to urea
(C) Decreased yield of urea
(D) Decreased specific volume of molten mass
by

1 Answer

Answer :

(A) Increased degree of conversion of CO2
to urea
by

Related questions

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During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond 160°C, as (A) It is very corrosive at elevated temperature (B) Its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced) (C) It decomposes on further increasing the temperature (D) None of these

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In severe acidosis, the output of urea is (A) Decreased (B) Slightly increased (C) Highly increased (D) Moderately increased

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For series reaction, the relative yield (A) Is always greater for plug-flow reactor than for the single CSTR of the same volume (B) Statement in (A) is wrong (C) Decreases with increasing conversion (D) Both (A) and (C) hold good

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For absorbers, high pressure drop results in (A) Increased efficiency (B) Decreased efficiency (C) High operating cost (D) Better gas liquid contact

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For a cold dilute feed to produce thick viscous liquor, backward feeding as compared to forward feeding results in (A) Increased economy (B) Decreased economy (C) Lower capacity (D) No effect on economy

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