Oblicz ile gramów mydła powstanie w reakcji 20g zasady sodowej z kwasem palmitynowym.. bardzo was prosze mam to na jutro
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C15H31COOH+NaOH---->C15H31COONa+H2O
40g NaOH-----278g C15H31COONa
20g NaOH-----x
x=139g C15H31COONa