Con questo esperimento ci serviremo della chimica per pulire dei centesimi di euro di rame. Per questo esperimento ci servono : delle monete di rame ossidate (scure); vanno benissimo gli 1, 2 o 5 cent di euro50 ml di aceto biancoacqua1 cucchiaino di sale finoun bicchiere Prepara la mischela di aceto e sale e mischiate…… Continue reading Centesimi splendenti
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