Soluble in water. The oxides of potassium react with water vigorously and with enough evolution of heat to cause boiling and spattering of hot caustic solution, [Chemical Safety Data Sheets SD-9, SD-10.

Is potassium oxide and aqueous solution?

Potassium oxide reacts with water to form a solution of potassium hydroxide. So in essence, potassium oxide water is potassium hydroxide as a aqueous solution.

Is potassium oxide a solution?

K2OPotassium OxideDensity2.35 g/cm³Molecular Weight/ Molar Mass94.2 g/molCharge0Melting Point740 °C