1 - Evian = neutre
Eau de mer = basique
liquide vaisselle = basique
Coca cola = acide
Perrier = acide
Vin blanc = acide
2 - limonade --> jus d'orange --> jus de tomate --> lait --> lessive --> javel
3 - javel = basique detartrant x2 = acide eau salée = neutre