Mole Conversion

Front

What is a mole?

Back

A mole is a unit of measurement in chemistry that represents 6.02 x 10^23 particles (atoms, molecules, ions, etc.).

Front

How do you convert grams to moles?

Back

To convert grams to moles, use the formula: Moles = Mass (g) / Molar Mass (g/mol).

Front

What is the molar mass of argon (Ar)?

Back

The molar mass of argon is approximately 39.95 g/mol.

Front

What is STP in chemistry?

Back

STP stands for Standard Temperature and Pressure, which is 0 degrees Celsius (273.15 K) and 1 atm pressure.

Front

How many liters does one mole of gas occupy at STP?

Back

One mole of gas occupies 22.4 liters at STP.

Front

What is Avogadro's number?

Back

Avogadro's number is 6.02 x 10^23, which is the number of particles in one mole of a substance.

Front

How do you find the number of molecules in a given number of moles?

Back

To find the number of molecules, multiply the number of moles by Avogadro's number: Molecules = Moles x 6.02 x 10^23.

Front

What is the relationship between moles and volume for gases at STP?

Back

At STP, 1 mole of any gas occupies 22.4 liters.

Front

How do you convert liters of gas to moles at STP?

Back

To convert liters to moles at STP, use the formula: Moles = Volume (L) / 22.4 L/mol.

Front

What is the molar mass of glucose (C6H12O6)?

Back

The molar mass of glucose is approximately 180.18 g/mol.