A. 100%
B. 95%
C. 75%
D. 20%
Related Mcqs:
- In case of calcination of limestone, CaCO3 CaO + CO2, the addition of more of CaO will result in _______________ in the concentration of CO2?
A. No change
B. Increase
C. Decrease
D. Unpredictable from the data - Given, 3H2 + CO = CH4 + H2O, KP = 101.84 and, 4H2 + CO2 = CH4 + 2H2O, KP = 101.17 the KP for the reaction CO + H2O = CO2 + H2 is __________________?
A. 103.01
B. 10-0.67
C. 10-3.01
D. 100.67 - Considering the endothermic dissociation of CaCO3 in a closed vessel (CaCO3 ⇌ CaO + CO2), the pressure of CO2 increases, if____________________?
A. A catalyst is added
B. The temperature is increased
C. An inert gas is pumped keeping the temperature constant
D. None of these - At a given temperature, K1, K2 and K3 are equilibrium constants for the following reactions 1, 2, 3 respectively. CH4(g) + H2O(g) ⇌ CO(g) + 3H2(g), CO(g) + H2O(g) ⇌ CO2(g) + H2(g) CH4(g) + 2H2O(g) ⇌ CO2(g) + 4H2(g) Then K1, K2 and K3 are related as ?
A. K3 = K1.K2
B. K3 = (K1.K2)0.5
C. K3(K1+K2)/2
D. K3 = (K1.K2)2 - For the reaction as shown in the bellow figure, the rate of formation of Z is 0.2 gm mole/litre.hr. What is the rate of disappearance of X in gm mole/litre.hr ?
A. 0.4
B. 0.1
C. 0.2
D. None of these - For the irreversible elementary reactions in parallel as shown in the bellow figure, the rate of disappearance of ‘X’ is equal to_______________?
A. CA (K1 + K2)
B. CA (K1 + K2)/2
C. CA . K1/2
D. CA . K2/2 - An isothermal aqueous phase reversible reaction, P ⇌ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m3 .h is given by, r = 0.5CP – 0.125CR. A stream containing only P enters the reactor. The residence time required (in hours) for 40% conversion of P is_________________?
A. 0.80
B. 1.33
C. 1.60
D. 2.67 - The fractional volume change between no conversion and complete conversion, for the isothermal gas phase reaction, 2A → R, is___________________?
A. 0.5
B. -0.5
C. 1
D. 1.5 - The conversion for a first order liquid phase reaction. A → B in a CSTR is 50%. If another CSTR of the same volume is connected in series, then the % conversion at the exit of the second reactor will be_____________________?
A. 60
B. 75
C. 90
D. 100 - 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 ?
A. 0.15
B. 0.30
C. 0.60
D. 0.90
