Respuesta :

Answer:
            Formula for sodium hydroxide is represented by NaOH.

Explanation:
                     The reaction of Sodium oxide with water is as follow,

                               Na
₂O  +  H₂O    →    2 NaOH

Na
₂O is considered as a strong basic oxide as it contains O²⁻ which has high tendency to bind with hydrogen atoms. This reaction is an exothermic reaction and is conducted in cold water to produce NaOH.