# 10 Best Free Online Molar Concentration Calculator Websites

Here is a list of the best free online molar concentration calculator websites. Molar Concentration is the concentration of the solute in a solution. It is basically is a parameter to know how much of a substance is dissolved in a given volume of solution. The formula to calculate the concentration is the number of moles divided by the volume of the solution. But one can also calculate it from the equation of molar mass.

In this post, I’m covering 10 free websites where you can calculate the molar concentration. Some of these calculators apply the concentration formula to directly find the value. Whereas some calculators use the molar mass equation to get the same. And, if you know the mass concentration, some calculators can turn that into the molar concentration. You can go through the list to check them out and use the one based on the values that are known to you.

## My Favorite Online Molar Concentration Calculator

OmniCalculator is my favorite website to calculate molar concentration online. The calculator here is simple and straightforward. You can enter the known values and get the value of molar concentration. You can also use this calculator to find the molar mass, molarity, or volume of the solution when molar concentration is known. Apart from the calculation part, it nicely explains the definition linking all the definitions and sources to help better understand the concept.

You can also check out our other lists of the best free Online Poisson Distribution Calculator Websites, Online Nernst Equation Calculator Websites, and Online Stopping Distance Calculator Websites.

## OmniCalculator.com OmniCalculator.com offers a free online molar concentration calculator. This calculator calculates the molar concentration from molar mass and molarity. Out of these three, you can insert any three values to get the remaining one. It supports multiple measurement units. You can change the measurement unit as per the values you know and get the results in the desired measurement unit as well. Along with that, it also got options to find the mass of the substance and the volume of the solution. You can enter any of these values and get the other one. If you have to share the calculation with others, you can do that too. This calculator generates a link to the same calculator with exact inputs and results. You can use that link or other social options to share the results.

### How to calculate molar concentration using this calculator?

• Use the link provided below to open this molar concentration calculator.
• Inserts the values of molar mass and molarity into the calculator.
• It instantly gives you the molar concentration.
• Add the mass of the substance to get the volume if required.

### Highlights:

• This calculator finds molar concentration from molar mass and molarity.
• Option to change the measurement unit of the parameters.
• It can also convert mass concentration to molar concentration. GraphPad.com offers a collection of molarity calculators. This collection consists of a Mass from volume & concentration, a Volume from mass & concentration, a Molarity from mass & volume, and a Dilute stock solution calculator. Molarity from mass & volume is the calculator that gives you the molar concentration. You can pick the measurement unit as per your data and then insert the values. For that, it gives the molar concentration in millimolar.

### How to calculate molar concentration using this calculator?

• Head over to the third calculator on the screen titled “Molarity from mass & volume“.
• Enter the values of the mass, volume, and Formula Weight (daltons).
• Then click on the Molarity= button to get the molary concentration.

### Highlights:

• This calculator finds molar concentration from molar mass and volume.
• Option to change the measurement unit of the parameters.
• It can also calculate Mass from volume & concentration, Volume from mass & concentration, and Dilute a stock solution.

## PhysiologyWeb.com PhysiologyWeb.com is another website with a free online molar concentration calculator. This calculator works with multiple measuring units and calculates the molar concentration from mass and volume. You can simply insert the values and get the output. Along with the molar concentration, it also finds the molecular weight.

### How to calculate molar concentration using this calculator?

• Use the link provided below to open this molar concentration calculator.
• Add the values of mass and volume then click the Calculate button.
• This gives you the Concentration and molecular weight.

### Highlights:

• This calculator finds molar concentration from mass and volume.
• Option to change the measurement unit of the parameters.
• This calculator also finds the molecular weight from concentration.

## Tocris.com Tocris.com offers a free online molarity calculator where you can calculate the mass, volume, or concentration required for a solution. It basically contains a molar mass formula where you can insert all the values except one. When you do that, it calculates the missing value and shows that in the respective field. This way, you can easily calculate the molar concentration using this calculator.

### How to calculate molar concentration using this calculator?

• Enter the values of mass, volume, and molecular weight into the respective fields.
• Then click the Calculate button to get the molar concentration.

### Highlights:

• This calculator finds molar concentration from mass, volume, and molecular weight.
• Option to change the measurement unit of the parameters.

## Byjus.com Byjus.com is an online educational platform that offers a wide variety of resources, utilities, and calculators. It has a free molar concentration calculator that you can use for free. This is a simple calculator that calculates the concentration from molar mass and volume. It has three fields; Numbar of Moles (molar mass), Volume, and Molar Concentration. You can add any two values to get the third one.

### How to calculate molar concentration using this calculator?

• Use the link provided below to open this molar concentration calculator.
• Add the number of moles and volume in the respective fields.
• Insert “x” in the Molar Concentration field and click Calculate ‘X’ button.
• This gets you the value of the molar concentration.

### Highlights:

• This calculator finds molar concentration from molar mass and volume.
• It sticks with the SI measurement unit system.
• It can also find molar mass or volume when concentration is known.

## NovusBio.com NovusBio.com is a free website with online Molarity and Concentration Calculators. It basically features the molar mass equation containing parameters for mass, volume, molecular weight, and molar concentration. You can enter the values of any three parameters to get the value of the remaining one. In the case of the molar concentration, simply enter the mass, volume, and molecular weight. This calculator can also be used to find the mass, volume, or molar weight when the molar concentration is known.

### How to calculate molar concentration using this calculator?

• Add the values of mass, volume, and molecular weight in the formula.
• Then click the Calculate button to get the molar concentration.

### Highlights:

• This calculator finds molar concentration from mass, volume, and molecular weight.
• It supports multiple measurement units of the involved parameters.
• It can calculate mass, volume, or molar weight when concentration is given.

## TechnologyNetworks.com TechnologyNetworks.com offers a free online molarity calculator. You get two calculators on this website. The first calculator is to find the number of moles from mass and molar mass. Then the second calculator is to find the concentration from mass and volume. Both these calculators can find any missing values when the other two values are known. So you can easily calculate the molar concentration with this calculator.

### How to calculate molar concentration using this calculator?

• Follow the link provided below to open this molar concentration calculator.
• Inserts the values of molar mass and molarity into the calculator.
• Then click on the Calculate button.
• It instantly gives you the molar concentration.

### Highlights:

• This calculator finds molar concentration from molar mass and volume.
• The measurement unit is fixed here.
• It also has a calculator to find the number of moles, mass, or molar mass.

## Selleckchem.com

Selleckchem.com offers free online Molarity and Concentration Calculators. This calculator shows the molar mass equation on the screen. The equation contains parameters for mass, volume, molecular weight, and molar concentration. You can enter the values into the equation. So, you can enter the values of any three parameters to get the value of the remaining one. This way you can find the molar concentration from mass, volume, and molecular weight.

### How to calculate molar concentration using this calculator?

• Open this calculator directly using the link provided below.
• Enter the values of mass, volume, and molecular weight in the formula.
• Then click the Calculate button to get the molar concentration.

### Highlights:

• This calculator requires mass, volume, and molecular weight to calculate molar concentration.
• It supports multiple measurement units of the involved parameters.
• It can calculate mass, volume, or molar weight when molar concentration is known.

## ApexBT.com ApexBT.com has a free molarity calculator that is based on the mass equation. The equation defines the mass for the values of concentration, volume, and molecular weight. But you can use it to calculate the molar concentration, volume, or molecular weight as well. For molar concentration, you can enter the other values and change the measurement unit as per convience. This way, you can calculate the molar concentration.

### How to calculate molar concentration using this calculator?

• Inserts the values of mass, volume, and molecular weight into the equation.
• After that, click on the Calculate button to get the value of molar concentration.

### Highlights:

• This calculator finds molar concentration from molar mass, volume, and molecular weight.
• It supports multiple measurement units.
• When concentration is known, it can find mass, volume, or molecular weight.

## WingsofAero.in WingsofAero.in is yet another website with an online molar concentration calculator. This is one of the simplest calculators that calculate the concentration from the number of moles and volume of solution. You can simply enter the known values and this calculator instantly shows you the molar concentration.

### How to calculate molar concentration using this calculator?

• Follow the link given below to open this molar concentration calculator.
• Enter the number of moles and volume of solution into the calculator.
• This instantly gets you the molar concentration.

### Highlights:

• This calculator finds molar concentration from the number of moles and volume of solution.
• No option to change the measurement unit.
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