To convert moles of copper to grams, we need to use the molar mass of copper, which is 63.55 g/mol.
Grams of copper = moles of copper x molar mass of copper
Grams of copper = 5.699 mol x 63.55 g/mol
Grams of copper = 362.071 g
Therefore, there are 362.071 grams of copper in 5.699 moles of copper.