| − | An '''alkali''' is a [[chemical]] that undergoes a [[chemical reation]] in [[water]], and forms OH<sup><small>-</small></sup> [[ion]]s and a salt. They have a [[pH]] above 7. | + | An '''alkali''' is a [[chemical]] that [[solubility|dissolves]] in [[water]], and forms OH<sup><small>-</small></sup> [[ion]]s. They have a [[pH]] above 7. |