Respuesta :

Answer:

  1. [tex]Cu(NO_{3} )_{2} + 2NaOH = Cu(OH)_{2} + 2NaNO_{3}[/tex]
  2. Double displacement reaction

Explanation:

A double displacement reaction is a reaction in which exchange of ions takes place

Sodium in sodium hydroxide displaced copper in copper(II)nitrate to form sodium nitrate and copper replaced sodium to form copper(II)hydroxide

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