this question pls

A chemist prepares a solution of aluminum sulfate (Al2(SO4)3) by measuring out 25.g of aluminum sulfate into a 50 . mL volumetric fiask and tiling the flask to the mark with water. Calculate the concentration in mol/ of the chemist's aluminum sulfate solution. Round your answer to 2 significant digits. A chemist prepares a solution of zinc oxalate (ZnC2O4) by measuring out 0.959 mg of zinc oxalate into a 50 . mL volumetric flask and filing the flask to the mark with water. Calculate the concentration in mall. of the chemist's zinc oxalate solution. Round your answer to 2 significant digits. A chemist prepares a solution of zinc oxalate (ZnC2O4) by measuring out 0.959mg of zinc oxalate into a 50 . mL volumetric flask and filling the fiask to the mark with water. Calculate the concentration in molL of the chemist's zinc oxalate solution. Round your answer to 2 significant digits