Chemical Reaction Engineering The time needed to achieve the same fractional conversion for particles of different sizes (d) when chemical reaction controls, is proportional to √d D D1.5 D2 √d D D1.5 D2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch adiabatic reactor at an initial temperature of 373°K is being used for the reaction, A → B. Assume the heat of reaction is - 1kJ/mole at 373°K and heat capacity of both A and B to be constant and equal to 50J/mole.K. The temperature rise after a conversion of 0.5 will be 5°C 20°C 10°C 100°C 5°C 20°C 10°C 100°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Reactions with high activation energy are Always irreversible Always reversible Temperature insensitive Very temperature sensitive Always irreversible Always reversible Temperature insensitive Very temperature sensitive ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO₂ to SO₃ is accomplished by a __________ reaction. Catalytic heterogeneous Catalytic homogenous Non-catalytic homogeneous Non-catalytic heterogeneous Catalytic heterogeneous Catalytic homogenous Non-catalytic homogeneous Non-catalytic heterogeneous ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the same residence time, which one will give the maximum conversion? Single stirred tank (v = 5 litres) Stirred tank followed by tubular flow reactor (each of 2.5 litres) Two stirred tank (each of 2.5 litres) in series Single tubular flow reactor (v = 5 litres) Single stirred tank (v = 5 litres) Stirred tank followed by tubular flow reactor (each of 2.5 litres) Two stirred tank (each of 2.5 litres) in series Single tubular flow reactor (v = 5 litres) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Carbon particles accummulated on the catalyst used in the gas oil cracking lies in the category of __________ poison. Selectivity Chemisorbed Deposited Stability Selectivity Chemisorbed Deposited Stability ANSWER DOWNLOAD EXAMIANS APP
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