Wats tha answer my quise

Oxidation state of iron in mohrs salt

In which phase(s) do the molecules take the shape of the container?

Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water