section_heading: Dobivanje
paragraph_text: CuO<sub>(s)</sub> + 2 H<sub>3</sub>O<sup>+</sup><sub>(aq)</sub> --> Cu<sup>2+</sup><sub>(aq)</sub> + 3 H<sub>2</sub>O CuO<sub>(s)</sub> + H<sup>+</sup><sub>(aq)</sub> --> Cu<sup>2+</sup><sub>(aq)</sub> + H<sub>2</sub>O (neutralizacija)