Activity of Catalyst Calculator

✖Rate at which Pellet converts Reactant A is the Rate of Reaction Calculated, when the Catalyst converts the Reactant A.ⓘ Rate at which Pellet converts Reactant A [r'_A]			+10% -10%
✖Rate of Reaction of A with a Fresh Pellet is Rate calculated when Fresh Pellet is Considered, in the Reaction.ⓘ Rate of Reaction of A with a Fresh Pellet [r'_A0]			+10% -10%

✖Activity of Catalyst refers to ratio between Ratio of Reactions before and after adding Catalyst Pellets.ⓘ Activity of Catalyst [a]

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Formula

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Activity of Catalyst

Formula

`"a" = -("r'"_{"A"})/-("r'"_{"A0"})`

Example

`"0.420398"=-("1.69mol/m³*s")/-("4.02mol/m³*s")`

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Activity of Catalyst Solution

STEP 0: Pre-Calculation Summary

Formula Used

Activity of Catalyst = -(Rate at which Pellet converts Reactant A)/-(Rate of Reaction of A with a Fresh Pellet)
a = -(r'_A)/-(r'_A0)
This formula uses 3 Variables

Variables Used

Activity of Catalyst - Activity of Catalyst refers to ratio between Ratio of Reactions before and after adding Catalyst Pellets.
Rate at which Pellet converts Reactant A - (Measured in Mole per Cubic Meter Second) - Rate at which Pellet converts Reactant A is the Rate of Reaction Calculated, when the Catalyst converts the Reactant A.
Rate of Reaction of A with a Fresh Pellet - (Measured in Mole per Cubic Meter Second) - Rate of Reaction of A with a Fresh Pellet is Rate calculated when Fresh Pellet is Considered, in the Reaction.

STEP 1: Convert Input(s) to Base Unit

Rate at which Pellet converts Reactant A: 1.69 Mole per Cubic Meter Second --> 1.69 Mole per Cubic Meter Second No Conversion Required
Rate of Reaction of A with a Fresh Pellet: 4.02 Mole per Cubic Meter Second --> 4.02 Mole per Cubic Meter Second No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

a = -(r'_A)/-(r'_A0) --> -(1.69)/-(4.02)

Evaluating ... ...

a = 0.420398009950249

STEP 3: Convert Result to Output's Unit

0.420398009950249 --> No Conversion Required

FINAL ANSWER

0.420398009950249 ≈ 0.420398 <-- Activity of Catalyst

(Calculation completed in 00.006 seconds)

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Anurag Group of Institutions (AGI), Hyderabad

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< 15 Deactivating Catalysts Calculators

Rate Constant based on Weight of Catalyst in Batch Solids and Batch Fluids

Go Rate Constant based on Weight of Catalyst = ((Volume of Reactor*Rate of Deactivation)/Weight of Catalyst in Deactivation of Catalyst)*exp(ln(ln(Reactant Concentration/Concentration at Infinite Time))+Rate of Deactivation*Time Interval)

Weight of Catalyst in Batch Solids and Batch Fluids

Go Weight of Catalyst in Deactivation of Catalyst = ((Volume of Reactor*Rate of Deactivation)/Rate Constant based on Weight of Catalyst)*exp(ln(ln(Reactant Concentration/Concentration at Infinite Time))+Rate of Deactivation*Time Interval)

Volume of Reactor for Batch Solids and Batch Fluids

Go Volume of Reactor = (Rate Constant based on Weight of Catalyst*Weight of Catalyst in Deactivation of Catalyst)/(exp(ln(ln(Reactant Concentration/Concentration at Infinite Time))+Rate of Deactivation*Time Interval)*Rate of Deactivation)

Initial Reactant Concentration of Reactant for Strong Pore Resistance in Catalyst Deactivation

Go Initial Conc. for 1st Order Catalyzed Reactions = Reactant Concentration for Strong Pore Diffusion*exp(((Rate Constant based on Weight of Catalyst*Space Time for 1st Order Catalyzed Reactions)/Thiele Modulus for Deactivation without a)*exp((-Rate of Deactivation*Time Interval)/2))

Deactivation rate for Batch Solids and Mixed Changing Flow of Fluids

Go Rate of Deactivation for Mixed Flow = (ln(Space Time for 1st Order Catalyzed Reactions)-ln((Initial Conc. for 1st Order Catalyzed Reactions-Reactant Concentration)/(Rate Constant based on Weight of Catalyst*Reactant Concentration)))/Time Interval

Rate Constant based on Weight of Catalyst in Batch Solids and Mixed Changing Flow of Fluids

Go Rate Constant based on Weight of Catalyst = (Initial Conc. for 1st Order Catalyzed Reactions-Reactant Concentration)/(Reactant Concentration*exp(ln(Space Time for 1st Order Catalyzed Reactions)-Rate of Deactivation for Mixed Flow*Time Interval))

Rate Constant based on Weight of Catalyst in Batch Solids and Plug Changing Flow of Fluids

Go Rate Constant based on Weight of Catalyst = ln(Initial Conc. for 1st Order Catalyzed Reactions/Reactant Concentration)*(1/exp((ln(Space Time for 1st Order Catalyzed Reactions)-Rate of Deactivation for Plug Flow*Time Interval)))

Deactivation Rate for Batch Solids and Plug Changing Flow of Fluids

Go Rate of Deactivation for Plug Flow = (ln(Space Time for 1st Order Catalyzed Reactions)-ln((1/Rate Constant based on Weight of Catalyst)*ln(Initial Conc. for 1st Order Catalyzed Reactions/Reactant Concentration)))/Time Interval

Deactivation rate for Batch Solids and Plug Constant Flow of Fluids

Go Rate of Deactivation for Plug Flow = (ln(Rate Constant based on Weight of Catalyst*Space Time for 1st Order Catalyzed Reactions)-ln(ln(Initial Conc. for 1st Order Catalyzed Reactions/Reactant Concentration)))/Time Interval

Rate Constant based on Weight of Catalyst in Batch Solids and Plug Constant Flow of Fluids

Go Rate Constant based on Weight of Catalyst = exp(ln(ln(Initial Conc. for 1st Order Catalyzed Reactions/Reactant Concentration))+Rate of Deactivation for Plug Flow*Time Interval)/Space Time for 1st Order Catalyzed Reactions

Initial Reactant Concentration of Reactant for No Pore Resistance in Catalyst Deactivation

Go Initial Conc. for 1st Order Catalyzed Reactions = Reactant Concentration for No Pore Diffusion*exp(Rate Constant based on Weight of Catalyst*Space Time for 1st Order Catalyzed Reactions*exp(-Rate of Deactivation*Time Interval))

Deactivation Rate in Batch Solids and Mixed Constant Flow of Fluids

Go Rate of Deactivation for Mixed Flow = (ln(Rate Constant based on Weight of Catalyst*Space Time for 1st Order Catalyzed Reactions)-ln((Initial Conc. for 1st Order Catalyzed Reactions/Reactant Concentration)-1))/Time Interval

Rate Constant based on Weight of Catalyst in Batch Solids and Mixed Constant Flow of Fluids

Go Rate Constant based on Weight of Catalyst = exp(ln((Initial Conc. for 1st Order Catalyzed Reactions/Reactant Concentration)-1)+Rate of Deactivation for Mixed Flow*Time Interval)/Space Time for 1st Order Catalyzed Reactions

Thiele Modulus for Deactivation

Go Thiele Modulus for Deactivation = Length of Catalyst Pore at Deactivation*sqrt(Rate Const. on Volume of Pellets*Activity of Catalyst/Diffusion Coefficient at Deactivation)

Activity of Catalyst

Go Activity of Catalyst = -(Rate at which Pellet converts Reactant A)/-(Rate of Reaction of A with a Fresh Pellet)

Activity of Catalyst Formula

Activity of Catalyst = -(Rate at which Pellet converts Reactant A)/-(Rate of Reaction of A with a Fresh Pellet)
a = -(r'_A)/-(r'_A0)

What is Deactivation of Catalyst?

Catalyst deactivation refers to a gradual loss of catalytic activity over time, leading to a decline in the catalyst's effectiveness in promoting a chemical reaction. This phenomenon can occur due to various factors, and understanding the mechanisms of catalyst deactivation is crucial for optimizing and extending the lifespan of catalysts in industrial processes.

How to Calculate Activity of Catalyst?

Activity of Catalyst calculator uses Activity of Catalyst = -(Rate at which Pellet converts Reactant A)/-(Rate of Reaction of A with a Fresh Pellet) to calculate the Activity of Catalyst, The Activity of Catalyst formula is defined as Effectiveness in promoting a Chemical Reaction. It is a measure of how well the Catalyst facilitates the Conversion of Reactants into Products, and it is a key parameter in assessing the Performance of a Catalyst. Activity of Catalyst is denoted by a symbol.

How to calculate Activity of Catalyst using this online calculator? To use this online calculator for Activity of Catalyst, enter Rate at which Pellet converts Reactant A (r'_A) & Rate of Reaction of A with a Fresh Pellet (r'_A0) and hit the calculate button. Here is how the Activity of Catalyst calculation can be explained with given input values -> 0.420398 = -(1.69)/-(4.02).

FAQ

What is Activity of Catalyst?

The Activity of Catalyst formula is defined as Effectiveness in promoting a Chemical Reaction. It is a measure of how well the Catalyst facilitates the Conversion of Reactants into Products, and it is a key parameter in assessing the Performance of a Catalyst and is represented as a = -(r'_A)/-(r'_A0) or Activity of Catalyst = -(Rate at which Pellet converts Reactant A)/-(Rate of Reaction of A with a Fresh Pellet). Rate at which Pellet converts Reactant A is the Rate of Reaction Calculated, when the Catalyst converts the Reactant A & Rate of Reaction of A with a Fresh Pellet is Rate calculated when Fresh Pellet is Considered, in the Reaction.

How to calculate Activity of Catalyst?

The Activity of Catalyst formula is defined as Effectiveness in promoting a Chemical Reaction. It is a measure of how well the Catalyst facilitates the Conversion of Reactants into Products, and it is a key parameter in assessing the Performance of a Catalyst is calculated using Activity of Catalyst = -(Rate at which Pellet converts Reactant A)/-(Rate of Reaction of A with a Fresh Pellet). To calculate Activity of Catalyst, you need Rate at which Pellet converts Reactant A (r'_A) & Rate of Reaction of A with a Fresh Pellet (r'_A0). With our tool, you need to enter the respective value for Rate at which Pellet converts Reactant A & Rate of Reaction of A with a Fresh Pellet and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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