Competati si egalati urmatoarele ecuatii chimice .CH³–COOH+CH³OH , CH³–COOH+Zn, CH³–COOH+MgO, CH³–COOH+KOH, CH³–COOH+NaHCO³ , CH³‐(CH²)¹⁴–COOH+NaOH, CH³–(CH²)⁷‐CH=CH‐(CH²)⁷–COOH+Br²​