Predict the formula for a compound made from x^2+ and y^3-

Elements that do not have full outer electron shells will donate, share, or take electrons from other atoms. choose the items that have the correct binary ionic formula.

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

How do i complete this electrolysis of water lab? i’m at home, so i don’t have the materials, and the lab didn’t properly work and was incomplete at school.