Odpowiedź :
2C2H5COOH+2Na--->2C2H5COONa+H2
propanian sodu i wodór
C2H5COOH+NaOH--->C2H5COONa+H2O
propanian sodu i woda
6C2H5COOH+2Al--->2(C2H5COO)3Al+3H2
propanian glinu i wodór
6C2H5COOH+Al2O3--->2(C2H5COO)3Al+3H2O
propanian glinu i woda
3C2H5COOH+Al(OH)3--->(C2H5COO)3Al+3H2O
propanian glinu i woda