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{“questions”:{“ogcec”:{“id”:”ogcec”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2003 Odontoiatria 2005\r\n\r\n \r\nLa relazione pH + pOH =14 \u00e8 valida :\r\n“,”desc”:””,”hint”:””,”answers”:{“e9kbc”:{“id”:”e9kbc”,”image”:””,”imageId”:””,”title”:”A) solo per soluzioni acquose basiche”},”0675z”:{“id”:”0675z”,”image”:””,”imageId”:””,”title”:”B) per qualsiasi soluzione, anche non acquosa purch\u00e9 contenente un acido e …

{“questions”:{“8pg91”:{“id”:”8pg91″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2003Odontoiatria 1999\r\n\r\n \r\nA quale dei seguenti valori del pH si ha la massima concentrazione di ioni H3O+ ?\r\n“,”desc”:””,”hint”:””,”answers”:{“zgdx5”:{“id”:”zgdx5″,”image”:””,”imageId”:””,”title”:”A) 6,12″},”l31u0″:{“id”:”l31u0″,”image”:””,”imageId”:””,”title”:”B) 3,5″},”q8qgr”:{“id”:”q8qgr”,”image”:””,”imageId”:””,”title”:”C) 6,6″},”nimep”:{“id”:”nimep”,”image”:””,”imageId”:””,”title”:”D) 3,11″,”isCorrect”:”1″},”kzzna”:{“id”:”kzzna”,”image”:””,”imageId”:””,”title”:”E) 8,14″}}}},”results”:{“phn2y”:{“id”:”phn2y”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Consideriamo la scala del pH\r\n\r\n …

{“questions”:{“nhq7c”:{“id”:”nhq7c”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 1998\r\n\r\n \r\nLa relazione pH + pOH =14 \u00e8 valida:\r\n“,”desc”:””,”hint”:””,”answers”:{“84efs”:{“id”:”84efs”,”image”:””,”imageId”:””,”title”:”A) solo per soluzioni acquose contenenti un acido o una base”},”vqjua”:{“id”:”vqjua”,”image”:””,”imageId”:””,”title”:”B) per qualsiasi soluzione, anche non acquosa purch\u00e9 contenente un …

{“questions”:{“b6f38”:{“id”:”b6f38″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 1997 \r\n\r\n \r\nQuale di queste affermazioni \u00e8 CORRETTA?\r\n“,”desc”:””,”hint”:””,”answers”:{“5jdg7”:{“id”:”5jdg7″,”image”:””,”imageId”:””,”title”:”A) A pH = 8 la concentrazione di H+ \u00e8 maggiore di quella di OH–“},”e4xti”:{“id”:”e4xti”,”image”:””,”imageId”:””,”title”:”B) A pH = 8 si ha …

{“questions”:{“ph34u”:{“id”:”ph34u”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\np.san 2015\r\n\r\n \r\nIl PH di una soluzione di NaOH 10\u20137 M sar\u00e0:\r\n“,”desc”:””,”hint”:””,”answers”:{“p7poj”:{“id”:”p7poj”,”image”:””,”imageId”:””,”title”:”A) tra 8,0 e 8,5″},”qlheb”:{“id”:”qlheb”,”image”:””,”imageId”:””,”title”:”B) tra 7 e 7,5″,”isCorrect”:”1″},”hnuq1″:{“id”:”hnuq1″,”image”:””,”imageId”:””,”title”:”C) tra 5,5 e 6,0″},”6zqrz”:{“id”:”6zqrz”,”image”:””,”imageId”:””,”title”:”D) tra 9,0 e 9,5″},”azy5r”:{“id”:”azy5r”,”image”:””,”imageId”:””,”title”:”E) tra …

{“questions”:{“oiaa5”:{“id”:”oiaa5″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2005\r\n\r\n \r\nIndicare l’effetto di un acido forte su una cartina al tornasole:\r\n“,”desc”:””,”hint”:””,”answers”:{“xsh10”:{“id”:”xsh10″,”image”:””,”imageId”:””,”title”:”A) la colora di verde”},”tumop”:{“id”:”tumop”,”image”:””,”imageId”:””,”title”:”B) la colora di blu”},”40p8d”:{“id”:”40p8d”,”image”:””,”imageId”:””,”title”:”C) la colora di giallo”},”0gmbb”:{“id”:”0gmbb”,”image”:””,”imageId”:””,”title”:”D) la colora di rosso”,”isCorrect”:”1″},”hdp6i”:{“id”:”hdp6i”,”image”:””,”imageId”:””,”title”:”E) …

{“questions”:{“l3vk0”:{“id”:”l3vk0″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2006 \r\n\r\n \r\nIl prodotto ionico dell\u2019acqua KW \u00e8, a temperatura costante, :“,”desc”:””,”hint”:””,”answers”:{“py7h1”:{“id”:”py7h1″,”image”:””,”imageId”:””,”title”:”A) 10\u221214“,”isCorrect”:”1″},”8myrk”:{“id”:”8myrk”,”image”:””,”imageId”:””,”title”:”B) 1014“},”7g7lb”:{“id”:”7g7lb”,”image”:””,”imageId”:””,”title”:”C) 7″},”1lwyp”:{“id”:”1lwyp”,”image”:””,”imageId”:””,”title”:”D) 10\u22125“},”2m14q”:{“id”:”2m14q”,”image”:””,”imageId”:””,”title”:”E) 0″}}}},”results”:{“3yezo”:{“id”:”3yezo”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Quando parliamo di acidit\u00e0 e basicit\u00e0 di una soluzione acquosa facciamo …

{“questions”:{“slsxs”:{“id”:”slsxs”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2003\r\n\r\n \r\nStabilire quale delle seguenti soluzioni presenta, a parit\u00e0 di temperatura, la maggiore pressione osmotica: \r\na) acido cloridrico 0,2 M; \r\nb) acido formico 0,2 M; \r\nc) saccarosio 0,4 …

{“questions”:{“rdluz”:{“id”:”rdluz”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2015\r\n\r\n \r\nQuanto idrossido di potassio \u00e8 presente in 25 cm3 di una soluzione di idrossido di potassio 1,5 M?\r\n\r\n \r\n\u201cSi assuma massa atomica relativa: H = 1; O …

{“questions”:{“k3cp4”:{“id”:”k3cp4″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2009\r\n\r\n \r\nDetermina quanti mL di una soluzione acquosa 10 N di HCl si devono prelevare per preparare 500 mL di una soluzione 10-2 N:“,”desc”:””,”hint”:””,”answers”:{“ib6ml”:{“id”:”ib6ml”,”image”:””,”imageId”:””,”title”:”A) 5,5″},”06m90″:{“id”:”06m90″,”image”:””,”imageId”:””,”title”:”B) 5,0″},”dx8up”:{“id”:”dx8up”,”image”:””,”imageId”:””,”title”:”C) 6,0″},”d5pw6″:{“id”:”d5pw6″,”image”:””,”imageId”:””,”title”:”D) 10″},”85lk7″:{“id”:”85lk7″,”image”:””,”imageId”:””,”title”:”E) …