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CH3-CH2-COOH+Ba-->
CH3-CH2-COOH+MgO-->
CH3-CH2-COOH+KOH-->
CH3-CH2-COOH+CaCO3-->
CH3-CH2-COOH+NH3-->
2 CH3-CH2-COOH+Ba-->Ba(CH3CH2COO)2
CH3-CH2-COOH+MgO-->Mg(CH3-CH2-COO)2 + H2O
CH3-CH2-COOH+KOH-->CH3 CH2 CH2COOH+CaO
CH3-CH2-COOH+CaCO3-->(CH3CH2COO)2Ca + H2O + CO2.
CH3-CH2-COOH+NH3-->CH3CH2COOHNH3.