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Forward Reaction Rate Constant is used to define the relationship between the molar concentration of the reactants and the rate of the chemical reaction in forward direction. Check FAQs
kf=1tln(xeqxeq-x)(B0+xeqA0+B0)
kf - Forward Reaction Rate Constant?t - Time?xeq - Concentration of Reactant at Equilibrium?x - Concentration of Product at Time t?B0 - Initial Concentration of Reactant B?A0 - Initial Concentration of Reactant A?

Forward Reaction Rate Constant when Initial B Concentration greater than 0 Example

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Here is how the Forward Reaction Rate Constant when Initial B Concentration greater than 0 equation looks like with Values.

Here is how the Forward Reaction Rate Constant when Initial B Concentration greater than 0 equation looks like with Units.

Here is how the Forward Reaction Rate Constant when Initial B Concentration greater than 0 equation looks like.

0.0001Edit=13600Editln(70Edit70Edit-27.5Edit)(80Edit+70Edit100Edit+80Edit)
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Forward Reaction Rate Constant when Initial B Concentration greater than 0 Solution

Follow our step by step solution on how to calculate Forward Reaction Rate Constant when Initial B Concentration greater than 0?

FIRST Step Consider the formula
kf=1tln(xeqxeq-x)(B0+xeqA0+B0)
Next Step Substitute values of Variables
kf=13600sln(70mol/L70mol/L-27.5mol/L)(80mol/L+70mol/L100mol/L+80mol/L)
Next Step Convert Units
kf=13600sln(70000mol/m³70000mol/m³-27500mol/m³)(80000mol/m³+70000mol/m³100000mol/m³+80000mol/m³)
Next Step Prepare to Evaluate
kf=13600ln(7000070000-27500)(80000+70000100000+80000)
Next Step Evaluate
kf=0.000115507214379395s⁻¹
LAST Step Rounding Answer
kf=0.0001s⁻¹

Forward Reaction Rate Constant when Initial B Concentration greater than 0 Formula Elements

Variables
Functions
Forward Reaction Rate Constant
Forward Reaction Rate Constant is used to define the relationship between the molar concentration of the reactants and the rate of the chemical reaction in forward direction.
Symbol: kf
Measurement: First Order Reaction Rate ConstantUnit: s⁻¹
Note: Value should be greater than 0.
Time
Time is used to defined as the period of time that is required for the reactant to given a certain amount of product in a chemical reaction.
Symbol: t
Measurement: TimeUnit: s
Note: Value should be greater than -1.
Concentration of Reactant at Equilibrium
Concentration of Reactant at Equilibrium is defined as the amount of reactant present when the reaction is at equilibrium condition.
Symbol: xeq
Measurement: Molar ConcentrationUnit: mol/L
Note: Value should be greater than 0.
Concentration of Product at Time t
Concentration of Product at Time t is defined as the amount of reactant that has been converted into product in a time interval of t.
Symbol: x
Measurement: Molar ConcentrationUnit: mol/L
Note: Value should be greater than 0.
Initial Concentration of Reactant B
Initial Concentration of Reactant B is defined as the initial concentration of the reactant B at time t=0.
Symbol: B0
Measurement: Molar ConcentrationUnit: mol/L
Note: Value should be greater than 0.
Initial Concentration of Reactant A
Initial Concentration of Reactant A is defined as the concentration of the reactant A at time t=0.
Symbol: A0
Measurement: Molar ConcentrationUnit: mol/L
Note: Value should be greater than 0.
ln
The natural logarithm, also known as the logarithm to the base e, is the inverse function of the natural exponential function.
Syntax: ln(Number)

Other Formulas to find Forward Reaction Rate Constant

​Go Forward Reaction Rate Constant of First Order Opposed by First Order Reaction
kf=(ln(xeqxeq-x)t)-kb
​Go Forward Reaction Rate Const of 1st Order Opposed by 1st Order Rxn given Initial Conc of Reactant
kf=(1t)(xeqA0)ln(xeqxeq-x)

Other formulas in First Order Opposed by First Order Reactions category

​Go Time taken for 1st Order Opposed by 1st Order Reaction
t=ln(xeqxeq-x)kf+kb
​Go Backward Reaction Rate Constant of First Order Opposed by First Order Reaction
kb=(ln(xeqxeq-x)tback)-kf
​Go Product Concentration of 1st Order Opposed by 1st Order Reaction at given Time t
x=xeq(1-exp(-(kf+kb)t))
​Go Equilibrium Reactant Concentration of First Order Opposed by First Order Reaction at given Time t
xeq=x1-exp(-(kf+kb)t)

How to Evaluate Forward Reaction Rate Constant when Initial B Concentration greater than 0?

Forward Reaction Rate Constant when Initial B Concentration greater than 0 evaluator uses Forward Reaction Rate Constant = 1/Time*ln(Concentration of Reactant at Equilibrium/(Concentration of Reactant at Equilibrium-Concentration of Product at Time t))*((Initial Concentration of Reactant B+Concentration of Reactant at Equilibrium)/(Initial Concentration of Reactant A+Initial Concentration of Reactant B)) to evaluate the Forward Reaction Rate Constant, The Forward Reaction Rate Constant when Initial B Concentration greater than 0 formula is defined as the relationship between the molar concentration of the reactants and the rate of the chemical reaction taking place in the forward direction. Forward Reaction Rate Constant is denoted by kf symbol.

How to evaluate Forward Reaction Rate Constant when Initial B Concentration greater than 0 using this online evaluator? To use this online evaluator for Forward Reaction Rate Constant when Initial B Concentration greater than 0, enter Time (t), Concentration of Reactant at Equilibrium (xeq), Concentration of Product at Time t (x), Initial Concentration of Reactant B (B0) & Initial Concentration of Reactant A (A0) and hit the calculate button.

FAQs on Forward Reaction Rate Constant when Initial B Concentration greater than 0

What is the formula to find Forward Reaction Rate Constant when Initial B Concentration greater than 0?
The formula of Forward Reaction Rate Constant when Initial B Concentration greater than 0 is expressed as Forward Reaction Rate Constant = 1/Time*ln(Concentration of Reactant at Equilibrium/(Concentration of Reactant at Equilibrium-Concentration of Product at Time t))*((Initial Concentration of Reactant B+Concentration of Reactant at Equilibrium)/(Initial Concentration of Reactant A+Initial Concentration of Reactant B)). Here is an example- 7.8E-5 = 1/3600*ln(70000/(70000-27500))*((80000+70000)/(100000+80000)).
How to calculate Forward Reaction Rate Constant when Initial B Concentration greater than 0?
With Time (t), Concentration of Reactant at Equilibrium (xeq), Concentration of Product at Time t (x), Initial Concentration of Reactant B (B0) & Initial Concentration of Reactant A (A0) we can find Forward Reaction Rate Constant when Initial B Concentration greater than 0 using the formula - Forward Reaction Rate Constant = 1/Time*ln(Concentration of Reactant at Equilibrium/(Concentration of Reactant at Equilibrium-Concentration of Product at Time t))*((Initial Concentration of Reactant B+Concentration of Reactant at Equilibrium)/(Initial Concentration of Reactant A+Initial Concentration of Reactant B)). This formula also uses Natural Logarithm Function function(s).
What are the other ways to Calculate Forward Reaction Rate Constant?
Here are the different ways to Calculate Forward Reaction Rate Constant-
  • Forward Reaction Rate Constant=(ln(Concentration of Reactant at Equilibrium/(Concentration of Reactant at Equilibrium-Concentration of Product at Time t))/Time)-Backward Reaction Rate ConstantOpenImg
  • Forward Reaction Rate Constant=(1/Time)*(Concentration of Reactant at Equilibrium/Initial Concentration of Reactant A)*ln(Concentration of Reactant at Equilibrium/(Concentration of Reactant at Equilibrium-Concentration of Product at Time t))OpenImg
Can the Forward Reaction Rate Constant when Initial B Concentration greater than 0 be negative?
Yes, the Forward Reaction Rate Constant when Initial B Concentration greater than 0, measured in First Order Reaction Rate Constant can be negative.
Which unit is used to measure Forward Reaction Rate Constant when Initial B Concentration greater than 0?
Forward Reaction Rate Constant when Initial B Concentration greater than 0 is usually measured using the 1 Per Second[s⁻¹] for First Order Reaction Rate Constant. 1 Per Millisecond[s⁻¹], 1 Per Day[s⁻¹], 1 Per Hour[s⁻¹] are the few other units in which Forward Reaction Rate Constant when Initial B Concentration greater than 0 can be measured.
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