# AP Chemistry basic reaction problem

## Homework Statement

Solutions of cobalt(II) nitrate and sodium hydroxide are mixed.
What are the solubility rules for the hydroxides?

and it occurs in a aqueous solution

## Homework Equations

I have no idea how to solve these problems from my chem class lasty year and we will be getting a problem similar to this tommorow (first day AP Chem class) and I was woundering if anyone could walk me through the steps you need to know to solve this and the answer.