The formula to calculate the Number of Moles (n) is:
\[ n = \frac{m}{N_A} \]
Where:
Daltons to moles conversion is a method used in chemistry to convert the mass of a substance measured in Daltons (atomic mass units) to the number of moles. This conversion is essential for understanding the amount of substance present in a sample, which is crucial for stoichiometric calculations in chemical reactions. The conversion relies on Avogadro’s number, which is the number of atoms, ions, or molecules in one mole of a substance.
Let's say the mass in Daltons (m) is \( 1.204428 \times 10^{24} \). Using the formula:
\[ n = \frac{1.204428 \times 10^{24}}{6.02214076 \times 10^{23}} = 2 \]
So, the number of moles (n) is 2.
Definition: Converting grams per mole (g/mol) to Daltons involves using Avogadro's number.
Formula: \( D = \text{g/mol} \times N \)
Example: \( D = 18 \times 6.022 \times 10^{23} \)
Definition: Converting Daltons to grams per mole (g/mol) involves using Avogadro's number.
Formula: \( \text{g/mol} = \frac{D}{N} \)
Example: \( \text{g/mol} = \frac{36.13 \times 10^{23}}{6.022 \times 10^{23}} \)
Definition: Calculating moles involves dividing the mass of a substance by its molar mass.
Formula: \( n = \frac{m}{M} \)
Example: \( n = \frac{50}{25} \)
Definition: Converting Daltons to grams per mole (g/mol) involves using Avogadro's number.
Formula: \( \text{g/mol} = \frac{D}{N} \)
Example: \( \text{g/mol} = \frac{12.04 \times 10^{23}}{6.022 \times 10^{23}} \)
Definition: 1 Dalton is equivalent to 1 gram per mole (g/mol).
Formula: \( 1 \text{ Da} = 1 \text{ g/mol} \)
Example: \( 1 \text{ Da} = 1 \text{ g/mol} \)
