10 Best Free Online Activation Energy Calculator Websites
Here is a list of best free online activation energy calculator websites. Activation energy is the minimum energy required for a chemical reaction to start. In chemical reactions, reactant molecules must overcome a certain energy barrier before they can transform into products. The energy barrier that needs to be overcome by reactant molecules is known as activation energy. The calculation of activation energy is very important in applications like Reaction Kinetics, Temperature Profiles, Catalyst Design, and more. If you also want to calculate the activation energy, then check out these online activation energy calculator websites.
Through these websites, users can calculate activation energy using Temperature (T), Rate coefficients (k), and Constant (A) values. Users can also choose to adjust the SI units of all three input parameters on some websites. Besides this, users can also adjust the units of activation energy. Some of these websites explain the working activation energy calculation. The formula to calculate activation energy is also provided by most of these websites. To help out novice users, I have also included the necessary calculation steps in the description of each website.
These websites also come with additional online tools like Equilibrium Constant Calculator, Molar Ratio calculator, Absolute Pressure Calculator, etc. Go through the list to know more about these websites.
My Favorite Online Activation Energy Calculator Website:
omnicalculator.com is my favorite website as it explains activation energy and shows activation energy calculation steps.
You can also check out lists of best free Online Free Fall With Air Resistance Calculator, Online MPC Calculator, and Online Noise Figure Calculator websites.
Comparison Table:
| Features/Website Names | Shows activation energy calculation formula | Explains Activation Energy | Shows the process to calculate activation energy |
|---|---|---|---|
| omnicalculator.com | ✓ | ✓ | ✓ |
| byjus.com | ✓ | ✓ | x |
| physicscalculatorpro.com | x | ✓ | ✓ |
| testbook.com | ✓ | ✓ | ✓ |
| onlinecalculator.guru | ✓ | ✓ | x |
| calculator-online.net | ✓ | ✓ | x |
| schoolmykids.com | ✓ | ✓ | x |
| calculatoratoz.com | ✓ | x | ✓ |
| calctool.org | ✓ | ✓ | ✓ |
| calculatorshub.net | x | x |
omnicalculator.com
omnicalculator.com is a free online activation energy calculator website. Through this website, users can calculate the minimum energy required for a chemical reaction to happen. To perform this calculation, it needs three input values namely Temperature of surroundings, Reaction rate coefficient, and Pre-Exponential factor. According to the input values, it performs the calculation and shows the Activation Energy in Kilojoules/mol unit.
This website also explains the Activation Energy and shows the formula that it uses to calculate the activation energy. To help out users, it also shows the steps of activation energy calculation. Now, follow the below steps.
How to perform activation energy calculation online using omnicalculator.com:
- Go to this website and access the Activation Energy Calculator.
- After that, enter Temperature (T), Rate Coefficient (k), and Constant (A) values.
- Next, view the calculated activation energy value.
Additional Features:
- This website also has similar chemical reaction calculators like Actual Yield, Equilibrium Constant, Molar Ratio, Rate Constant, etc.
Final Thoughts:
It is one of the best free online activation energy calculator websites that also explains the calculation process.
| Pros | Cons |
|---|---|
| Shows calculation Process | |
| Provides the activation energy calculation formula |
byjus.com
byjus.com is another free online activation energy calculator website. This website provides multiple calculators including an activation energy calculator. This calculator uses Temperature, Rate constant, and Frequency Factor values to find out the activation energy value. This website also provides the steps to use this calculator along with the formula that it uses to perform the calculation. Besides this, it explains activation energy in brief. Now, follow the below steps.
How to perform activation energy calculation online using byjus.com:
- Go to this website and access the Activation energy calculator.
- After that, enter the Temperature, Rate Constant, and Frequency factor values.
- Now, click on the Calculate Activation Energy button to start the calculation process.
- Finally, view the calculated activation energy value in Joules/mol unit.
Additional Features:
- This website also offers handy online calculators such as MultiStep Equation, Absolute Pressure, Point Slope Form, Sound Wavelength, and more.
Final Thoughts:
It is a simple online activation energy calculator website that also provides the steps to use this calculator.
| Pros | Cons |
|---|---|
| Provides the activation energy calculation formula | |
| Shows the steps to use this activation energy calculator |
physicscalculatorpro.com
physicscalculatorpro.com is another free online activation energy calculator website. This website not only calculates the activation energy but also explains all the parameters included in the calculation. The process to calculate activation energy along with solved examples are provided. I also like its ability to support multiple SI units (joules per mol, kilojoules per mol, megajoules per mol, etc) for activation energy value. Now, follow the below steps.
How to calculate activation energy online using physicscalculatorpro.com:
- Launch this website and access the Activation Energy Calculator.
- After that, enter the Temperature, rate Coefficient, and Constant values.
- Next, specify the SI unit of activation energy.
- Finally, click on the Calculate button to view the final value.
Additional Features:
- This website also offers additional online tools such as Maths Calculator, Physics Calculator, Young’s Modulus Calculator, Friction Calculator, Reduced Mass Calculator, etc.
Final Thoughts:
It is another simple online activation energy calculator website through which users can find out the value of activation energy.
| Pros | Cons |
|---|---|
| Explains the calculation process with added examples | |
| Explains the parameters involved in the calculation |
testbook.com
testbook.com is yet another free online activation energy calculator website. This website offers a simple activation energy calculator that uses the universal gas constant, temperature, rate constant, and frequency factor values to perform the calculation. It shows the output activation energy value calculated by it in Joules per mol unit. To help new users, it explains activation energy and shows the steps to calculate it using this calculator. Solved examples of activation energy are also provided by it. It even shows the activation energy calculation formula that it uses to perform the calculation. Now, follow the below steps.
How to calculate activation energy online using testbook.com:
- Visit this website using the given link.
- After that, enter the Temperature, Rate Constant, and Frequency Factor values.
- Now, click on the Calculate button to start the calculation process.
- Finally, view the calculated Activation Energy.
Additional Features:
- This website also comes with additional calculators such as Factorial, Confidence Interval, Online Probability, R Squared, Exponent, Torque, and more.
Final Thoughts:
It is another good online activation energy calculator website through which users can quickly find out the activation energy value.
| Pros | Cons |
|---|---|
| Shows the process to calculate activation energy with examples | |
| Highlights the activation energy calculation formula |
onlinecalculator.guru
onlinecalculator.guru is another free online activation energy calculator website. This website contains multiple online calculators including an activation energy calculator. This calculator helps users find out the activation energy required for a chemical reaction to start. To do that, it needs Temperature, Rate Coefficient, and Constant values. It also shows the activation energy calculation formula. Plus, steps of calculation along with examples are also provided by it. It also explains activation energy. Now, follow the below steps.
How to calculate activation energy online using onlinecalculator.guru:
- Go to this website and locate the activation energy calculator.
- After that, enter the all required values and specify their SI units.
- Finally, click on the Calculate button to start the calculation process.
Additional Features:
- This website also offers multiple online calculators covering Maths, Physics, Chemistry, Conversions, etc., fields.
Final Thoughts:
It is another good online activation energy calculator website that offers steps to calculate activation energy.
| Pros | Cons |
|---|---|
| Shows steps to calculate the activation energy | |
| Shows the activation energy calculation formula |
calculator-online.net
calculator-online.net is another free online activation energy calculator website. Through this website, users cannot only calculate the activation energy but also view the steps of calculation with added examples. It also explains the activation energy of a reaction. It also highlights the formula that it uses to perform all the calculations. After performing the calculation, it shows activation energy in Joule, kilojoule, Megajoule, Calories, and Kilocalories units. Now, follow the below steps.
How to calculate activation energy online using calculator-online.net:
- Go to this website and open up the Activation Energy calculator.
- Now, manually enter the Temperature, Rate Coefficient, and Constant values.
- Next, specify the units of all three input parameters.
- Finally, click on the Calculate button to view the activation energy value.
Additional Features:
- A good set of related calculators are also provided by it such as Balancing Chemical Equations, Redox Reaction, Limiting Reactant, Half-Life, etc.
Final Thoughts:
It is another capable online activation energy calculator website that shows the calculated activation energy in various units.
| Pros | Cons |
|---|---|
| Shows activation energy value in various units | |
| Shows the activation energy calculation formula | |
| Explains activation energy of a reaction |
schoolmykids.com
schoolmykids.com is another free online activation energy calculator website. This website helps users and students calculate the activation energy required to start a chemical reaction. It also shows solution steps along with the activation energy calculation formula. To start the calculation, it needs three input values namely Temperature, Rate Coefficient, and Frequency Factor. Now, follow the below steps.
How to calculate activation energy online using schoolmykids.com
- Go to this website using the provided link.
- After that, enter the Temperature, Rate Coefficient, and Factor Factor.
- Next, click on the Calculate button to start the calculation process.
- Finally, view the calculated activation energy value with solution steps.
Additional Features:
- A good set of additional chemistry calculators are offered by it such as Buffer Capacity, Molar Mass of a Gas, Molecular Weight, Boiling Point, etc.
Final Thoughts:
It is another simple and effective online activation energy calculator that also shows the steps of the solution.
| Pros | Cons |
|---|---|
| Shows steps of solution | |
| Provides activation energy calculation formula |
calculatoratoz.com
calculatoratoz.com is another free online activation energy calculator website. As its name suggests, it offers multiple online calculators including an activation energy calculator. This calculator needs Temperature, Frequency Factor, and Rate Constant values to calculate the activation energy. It also explains the process to calculate activation energy for first-order reactions. Besides this, activation energy calculation formulas are also provided by it. Now, check out the below steps.
How to calculate activation energy online using calculatoratoz.com:
- Go to this website and access the activation energy calculator.
- After that, enter the Temperature, Frequency Factor, and Rate Constant values.
- Now, specify the SI unit of the activation energy.
- In the end, click on the Calculate button to start the calculation process.
Additional Features:
- This website also covers calculators associated with fields like Engineering, Finance, Health, Math, and Physics.
Final Thoughts:
It is another good online activation energy calculator website that anyone can use without much hassle.
| Pros | Cons |
|---|---|
| Shows calculation formula | |
| Lets users specify the SI unit of the activation energy value |
calctool.org
calctool.org is another free online activation energy calculator website. This website not only calculates the activation energy but also explains the activation energy. It also shows the activation energy equation and explains all its parameters. Steps to use this calculator are also provided. Like other similar websites, it also needs Temperature, Rate Coefficient, and Constant values to find out the activation energy. I also like its ability to let users change the SI units of input parameters and output activation energy value. Now, follow the below steps.
How to calculate activation energy online using calctool.org:
- Visit this website and access this calculator.
- After that, enter Temperature, Rate Coefficient, and Constant values.
- Next, specify the SI units of input and output parameters.
- Finally, view the calculated Activation Energy value.
Additional Features:
- This website also contains online calculator covering topics like Astrophysics, Dynamics, Electronics, Fluid Mechanism, Kinametics, and more.
Final Thoughts:
It is another capable online activation energy calculator that also shows the activation energy equation and explains all its parameters.
| Pros | Cons |
|---|---|
| Shows activation energy equation | |
| Lets users change the SI units of all included parameters |
calculatorshub.net
calculatorshub.net is the last free online activation energy calculator website. This website offers a simple and accurate activation energy calculator. This calculator requires Rate Coefficient, Temperature, and Constant values to find out the activation energy in Joules per mol unit. This website also explains the working of this calculator with the help of an activation energy formula. A good set of queries related to activation energy calculation are also answered by it. Now, follow the below steps.
How to calculate activation energy online using calculaotrshub.net:
- Launch this website and access the activation energy calculator.
- After that, enter all three required input values.
- Next, click on the Calculate button to view the calculated activation energy value.
Additional Features:
- This website also offers additional tools like Sports Calculators, Mechanical Calculators, Financial Calculators, Physics Calculators, and more.
Final Thoughts:
It is another simple online activation energy calculator website that anyone can use with ease.
| Pros | Cons |
|---|---|
| Shows the working of this calculator | |
| Provides activation energy calculation formula |
Frequently Asked Questions
To calculate the activation energy, you can above-mentioned activation energy calculator websites. These websites use Temperature (T), Rate coefficients (k), and Constant (A) values to find out the activation energy. Some of these websites shows the process of calculation along with the formulas used by them.
In kinetics, the formula for activation energy (Ea) is based on the Arrhenius equation. The Arrhenius equation relates the rate constant (k) of a chemical reaction to the temperature (T) and the activation energy (Ea): k = A * e^(-Ea / (RT)). The Arrhenius equation is widely used to describe the temperature dependence of reaction rates. It suggests that as the temperature increases, the rate constant (k) and, consequently, the reaction rate, will also increase.
The calculation of activation energy is essential for several reasons like Understanding Reaction Mechanisms (Activation energy provides insights into the energy barrier that reactant molecules must overcome to form products. It helps researchers understand the reaction mechanism and the steps involved in the chemical transformation), Predicting Reaction Rates (Activation energy is directly related to the rate of a chemical reaction. By knowing the activation energy, scientists can predict how fast or slow a reaction will proceed under different temperature conditions), Optimization of Industrial Processes (In industrial settings, knowing the activation energy is crucial for optimizing reaction conditions. It helps engineers design processes that operate at the most efficient temperature, leading to increased production rates and reduced energy consumption.), and more.
The activation energy value is a specific quantity that depends on the particular chemical reaction being studied. It is measured in joules per mole (J/mol) or kilojoules per mole (kJ/mol). The activation energy represents the minimum amount of energy that reactant molecules must possess to overcome the energy barrier and undergo the chemical transformation to form products.
The formula for activation energy (Ea) is not dependent on different temperatures. The activation energy (Ea) is a constant value for a particular chemical reaction and does not change with temperature. It represents the energy barrier that reactant molecules must overcome to proceed to the transition state and eventually form products.
No, activation energy cannot be zero for a chemical reaction. Activation energy (Ea) represents the minimum energy required for reactant molecules to overcome the energy barrier and undergo a chemical reaction, forming products. In other words, it is the energy difference between the reactants and the activated complex, which is a high-energy transition state that exists momentarily during the reaction.
Naveen Kushwaha
Passionate about tech and science, always look for new tech solutions that can help me and others.
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