Mass (g)	Molar Mass (g/mol)	Number of Moles
10	2	5
20	4	5
30	6	5
40	8	5
50	10	5
60	12	5
70	14	5
80	16	5
90	18	5
100	20	5

Mole Calculator Examples 

Here are the manual calculations for the provided examples:

Example 1:  Calculating Moles in 36 grams of Water (H2O):

Molar Mass of Water (H2O) = 2(1.01) + 16.00 = 18.02 grams per mole

Number of Moles = 36 grams18.02 grams/mol

≈1.997 moles

Example 2:  Determining Moles in 15 grams of Sodium Chloride (NaCl):

Molar Mass of Sodium Chloride (NaCl) = 22.99 + 35.45 = 58.44 grams per mole

Number of Moles =15 grams58.44 grams/mol

≈0.257 moles

Example 3: Finding the Number of Moles in 50 grams of Oxygen Gas (O2):

Molar Mass of Oxygen Gas (O2) = 2(16.00) = 32.00 grams per mole

Number of Moles =50 grams/32.00 grams/mol

≈1.563 moles

3 Practice Questions on Mole Calculator 

• How many moles are in 18 grams of methane (CH4)?
• Calculate the moles in 10 grams of sulfuric acid (H2SO4).
• Find the number of moles in 25 grams of calcium carbonate (CaCO3).

Conclusion

In conclusion, the Mole Calculator emerges as an invaluable guide for students, educators, and professionals alike, simplifying complex mole calculations and fostering a deeper understanding of chemical principles. The Mole Calculator enhances efficiency and precision in chemical analyses, paving the way for advancements in scientific research and discovery.

Mole Calculator – Free Online Calculator – FAQs

What is a mole in chemistry?

In chemistry, a mole is a unit used to measure the amount of substance. One mole of a substance contains approximately 6.022×10^23 particles, which is known as Avogadro’s number. This number is essential for relating the mass of a substance to the number of atoms or molecules it contains.

How do you calculate the number of moles?

To calculate the number of moles, divide the mass of the substance by its molar mass. The formula is:

Number of moles=Mass/Molar Mass

For example, if you have 24 grams of carbon dioxide (CO2), and the molar mass of CO2 is approximately 44 grams per mole, then:

Number of moles=24 grams44 grams/mol≈0.545 moles

What is molar mass?

Molar mass is the mass of one mole of a substance. It is expressed in grams per mole (g/mol). Molar mass is calculated by summing the atomic masses of all the atoms in a chemical formula.

Why is the mole concept important in chemistry?

The mole concept is fundamental in chemistry because it allows chemists to work with amounts of substances on a macroscopic scale while still dealing with individual atoms or molecules on a microscopic scale. It simplifies calculations and facilitates understanding of chemical reactions and stoichiometry.

Are there any limitations to using the Mole Calculator?

While the Mole Calculator is a useful guide for mole calculations, it relies on accurate data and assumes that the substance behaves ideally. In some cases, deviations from ideal behavior may affect the accuracy of calculations.

Where can I find additional resources or guides for understanding moles and their applications?

There are many resources available online and in textbooks for learning about moles and their applications in chemistry. Websites, educational videos, and academic journals provide comprehensive explanations and examples to aid in understanding mole concepts and their significance in chemical calculations. Additionally, seeking guidance from teachers or tutors can be helpful for mastering mole calculations and their applications.