Prashant Singh
K J Somaiya College of Engineering (K J Somaiya), Mumbai
Prashant Singh has created this Calculator and 50+ more calculators!
Akshada Kulkarni
National Institute of Information Technology (NIIT), Neemrana
Akshada Kulkarni has verified this Calculator and 400+ more calculators!

8 Other formulas that you can solve using the same Inputs

Graphical representation for time for completion
Time for completion=(2.303/Rate constant for first order reaction)*log10(Initial concentration for first order reaction)-(2.303/Rate constant for first order reaction)*log10(Concentration at time t) GO
Time for completion of first order reaction
Time for completion=2.303/Rate constant for first order reaction*log10(Initial concentration of reactant A/Concentration at time t of reactant A) GO
Time for completion for first order when rate constant and initial concentration is given
Time for completion=2.303/Rate constant for first order reaction*log10(Initial concentration for first order reaction/Concentration at time t) GO
Arrhenius constant for first order reaction
Frequency factor from Arrhenius equation=Rate constant for first order reaction/exp(-Energy of activation/([R]*Temperature)) GO
Temperature in Arrhenius equation for first order reaction
Temperature=Energy of activation/[R]*(ln(Frequency factor from Arrhenius equation/Rate constant for first order reaction)) GO
Activation energy for first order reaction
Energy of activation=[R]*Temperature*(ln(Frequency factor from Arrhenius equation/Rate constant for first order reaction)) GO
Time for completion by titration method for first order reaction
Time for completion=(2.303/Rate constant for first order reaction)*log10(Initial volume of reactant/Volume at time t) GO
Average time of completion for first order reaction
Average time=1/Rate constant for first order reaction GO

2 Other formulas that calculate the same Output

Time for completion of zero order reaction at half time
Half time=Initial concentration for zero order reaction/(2*Rate constant of zero order reaction) GO
Half time for completion when average time is given
Half time=Average time/1.44 GO

Half time completion of first order reaction Formula

Half time=0.693/Rate constant for first order reaction
t<sub>1/2</sub>=0.693/k
More formulas
Rate of chemical reaction GO
Total change in concentration of reaction GO
Total time taken during reaction GO
Overall order of reaction GO
Order of reaction with respect to reactant A GO
Order of reaction with respect to reactant B GO
Rate constant of zero-order reaction GO
Initial concentration of zero order reaction GO
Concentration of time of zero order reaction GO
Time for completion of zero order reaction GO
Concentration of time at half-time for zero order reaction GO
Initial concentration of zero order reaction at half time GO
Time for completion of zero order reaction at half time GO
Initial concentration when time for completion at half time is given GO
Rate constant at half time of zero order reaction GO
Time for completion of first order reaction GO
Rate constant of first order reaction GO
Time for completion for first order when rate constant and initial concentration is given GO
Rate constant at half time for first order reaction GO
Average time of completion for first order reaction GO
Average time of completion when half-time is given GO
Rate constant when average time is given GO
Half time for completion when average time is given GO
Graphical representation for time for completion GO
Rate constant for same product for second order reaction GO
Time of completion for same product for second order reaction GO
Rate constant for different products for second order reaction GO
Time of completion for different products for second order reaction GO
Rate constant under constant pressure and temperature for zero order reaction GO
Rate constant by titration method for first order reaction GO
Time for completion by titration method for first order reaction GO
Rate constant by titration method for zero order reaction GO
Time for completion by titration method for zero order reaction GO
Rate constant for the same product by titration method for second order reaction GO
Time for completion for the same product by titration method for second order reaction GO
Rate constant for zero order reaction from Arrhenius equation GO
Arrhenius constant for zero order reaction GO
Activation energy for zero order reactions GO
Arrhenius constant for first order reaction GO
Activation energy for first order reaction GO
Rate constant for second order reaction from Arrhenius equation GO
Arrhenius constant for second order reaction GO
Activation energy for second order reaction GO
Temperature in Arrhenius equation for zero order reaction GO
Temperature in Arrhenius equation for first order reaction GO
Temperature in Arrhenius equation for second order reaction GO

The first-order reaction?

In the first-order reaction, the rate of reaction is proportional to the first power of the concentration of the reactant. The concentration of the reactant in the first-order reaction decreases exponentially with time.

How to Calculate Half time completion of first order reaction?

Half time completion of first order reaction calculator uses Half time=0.693/Rate constant for first order reaction to calculate the Half time, The Half time completion of first order reaction formula is defined as the time at which the concentration at the time t is exactly half of the initial concentration. The formula is a natural logarithm of 2 per rate constant of the reaction. Half time and is denoted by t1/2 symbol.

How to calculate Half time completion of first order reaction using this online calculator? To use this online calculator for Half time completion of first order reaction, enter Rate constant for first order reaction (k) and hit the calculate button. Here is how the Half time completion of first order reaction calculation can be explained with given input values -> 0.077 = 0.693/9.

FAQ

What is Half time completion of first order reaction?
The Half time completion of first order reaction formula is defined as the time at which the concentration at the time t is exactly half of the initial concentration. The formula is a natural logarithm of 2 per rate constant of the reaction and is represented as t1/2=0.693/k or Half time=0.693/Rate constant for first order reaction. The Rate constant for first order reaction is defined as the rate of the reaction divided by the concentration of the reactant.
How to calculate Half time completion of first order reaction?
The Half time completion of first order reaction formula is defined as the time at which the concentration at the time t is exactly half of the initial concentration. The formula is a natural logarithm of 2 per rate constant of the reaction is calculated using Half time=0.693/Rate constant for first order reaction. To calculate Half time completion of first order reaction, you need Rate constant for first order reaction (k). With our tool, you need to enter the respective value for Rate constant for first order reaction and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Half time?
In this formula, Half time uses Rate constant for first order reaction. We can use 2 other way(s) to calculate the same, which is/are as follows -
  • Half time=Initial concentration for zero order reaction/(2*Rate constant of zero order reaction)
  • Half time=Average time/1.44
Share Image
Let Others Know
Facebook
Twitter
Reddit
LinkedIn
Email
WhatsApp
Copied!