Chemical Reaction Engineering The concentration of A in a first order reaction, A → B, decreases Linearly with time Very abruptly towards the end of the reaction Logarithmically with time Exponentially with time Linearly with time Very abruptly towards the end of the reaction Logarithmically with time Exponentially with time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature? Ash layer diffusion Chemical reaction Film diffusion Pore diffusion Ash layer diffusion Chemical reaction Film diffusion Pore diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A photochemical reaction is Initiated by light All of these Catalysed by light Accompanied with emission of light Initiated by light All of these Catalysed by light Accompanied with emission of light ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of a/an __________ chemical reaction, conversion increases with the rise in temperature. Irreversible exothermic Reversible endothermic Irreversible endothermic Reversible exothermic Irreversible exothermic Reversible endothermic Irreversible endothermic Reversible exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Backmixing is most predominant in CSTR's connected in series A single CSTR A well stirred batch reactor A plug-flow reactor CSTR's connected in series A single CSTR A well stirred batch reactor A plug-flow reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With an increase in pressure in gaseous phase chemical reactions, the fractional conversion __________ when the number of moles decreases. Increases Decreases Remains unaffected Unpredictable from the data Increases Decreases Remains unaffected Unpredictable from the data ANSWER DOWNLOAD EXAMIANS APP
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