CH3-CH2-CH2-OH +[O] ⇒ CH3-CH2-CH=O + H2O
M propanal = 58g/mol n = 87/58 = 1,5 moli = n propanol
m propanol = 1,5·60 = 90g
2. R-CH=O + Ag2O ⇒ RCOOH + 2Ag
n Ag = 58,9/108 = 2n aldehida =2· 12/M 58,9M = 108·2·12 M = 44g/mol
aldehida = etanal CH3- CH=O