1. Moles (n): The quantity of a substance measured in terms of the number of atoms, ions, or molecules. 2. Volume (V): The space occupied by a substance, in this case, the volume of the solution. The ...

Calculate Moles: Moles = 0.5 M (molarity) x 0.25 L (volume) = 0.125 moles. So, there are 0.125 moles of sodium chloride in the 250 mL solution. Conclusion. Calculating moles from mL is a fundamental ...