What is the weight of 2.5 mol of magnesse

The molar mass of magnesium is approximately 24.305 g/mol.

To find the weight of 2.5 mol of magnesium, you can use the formula:

Weight = Number of moles x Molar mass

Weight = 2.5 mol x 24.305 g/mol = 60.7625 g

Therefore, the weight of 2.5 mol of magnesium is 60.7625 grams.