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{“questions”:{“f2v6t”:{“id”:”f2v6t”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2003\r\n\r\n \r\nSe un litro di soluzione acquosa contiene 9,8 g di H2SO4 (p.M.= 98 u.m.a.) e 4,0 g di NaOH (p.M. = 40 u.m.a.), il suo pH \u00e8: …

{“questions”:{“102dp”:{“id”:”102dp”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 1998\r\n\r\n \r\nIn 500 mL di una soluzione acquosa sono presenti 2 g di NaOH (p.m.=40 u.m.a.); la concentrazione della soluzione \u00e8:\r\n“,”desc”:””,”hint”:””,”answers”:{“864fz”:{“id”:”864fz”,”image”:””,”imageId”:””,”title”:”A) 0,1 m”},”fbkyi”:{“id”:”fbkyi”,”image”:””,”imageId”:””,”title”:”B) 0,1 M”,”isCorrect”:”1″},”dev4a”:{“id”:”dev4a”,”image”:””,”imageId”:””,”title”:”C) 1 m”},”ajxpz”:{“id”:”ajxpz”,”image”:””,”imageId”:””,”title”:”D) 1 …

{“questions”:{“irlmb”:{“id”:”irlmb”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 1997\r\n\r\n \r\nCiro ha mangiato un’arancia. Sapendo che gli acidi presenti nell’arancia sono deboli, e che l’acido cloridrico contenuto nel succo gastrico \u00e8 forte, il pH (normalmente tra 2 …

{“questions”:{“4ulcg”:{“id”:”4ulcg”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2012\r\n\r\n \r\nIl pH di una soluzione 0,1 M di HBr \u00e8 pari a:\r\n“,”desc”:””,”hint”:””,”answers”:{“9zrum”:{“id”:”9zrum”,”image”:””,”imageId”:””,”title”:”A) 7,0″},”bucx5″:{“id”:”bucx5″,”image”:””,”imageId”:””,”title”:”B) 0,1″},”nlxs1″:{“id”:”nlxs1″,”image”:””,”imageId”:””,”title”:”C) 1,0″,”isCorrect”:”1″},”50opm”:{“id”:”50opm”,”image”:””,”imageId”:””,”title”:”D) 14,0″},”8vmsh”:{“id”:”8vmsh”,”image”:””,”imageId”:””,”title”:”E) 2,5″}}}},”results”:{“biswu”:{“id”:”biswu”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” HCl \u00e8 un acido forte e si dissocia completamente in …

{“questions”:{“jzb6o”:{“id”:”jzb6o”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2013\r\n\r\n \r\nQuale tra i seguenti \u00e8 l\u2019acido pi\u00f9 debole?\r\n“,”desc”:””,”hint”:””,”answers”:{“gdl5u”:{“id”:”gdl5u”,”image”:””,”imageId”:””,”title”:”A) (COOH)2“},”b9skb”:{“id”:”b9skb”,”image”:””,”imageId”:””,”title”:”B) HCl”},”brljo”:{“id”:”brljo”,”image”:””,”imageId”:””,”title”:”C) HNO3“},”h90d7”:{“id”:”h90d7″,”image”:””,”imageId”:””,”title”:”D) H3PO4“},”v5df7”:{“id”:”v5df7″,”image”:””,”imageId”:””,”title”:”E) CH3COOH”,”isCorrect”:”1″}}}}}

{“questions”:{“ybz67”:{“id”:”ybz67″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2009\r\n\r\n \r\nIn soluzione acquosa indica quale, fra gli acidi CH3COOH e HCl, \u00e8 pi\u00f9 forte:\r\n“,”desc”:””,”hint”:””,”answers”:{“99bja”:{“id”:”99bja”,”image”:””,”imageId”:””,”title”:”A) HCl perch\u00e9 maggiormente dissociato”,”isCorrect”:”1″},”miyo8″:{“id”:”miyo8″,”image”:””,”imageId”:””,”title”:”B) HCl perch\u00e9 ha peso molecolare minore”},”fqzwo”:{“id”:”fqzwo”,”image”:””,”imageId”:””,”title”:”C) CH3COOH perch\u00e9 ha …

{“questions”:{“9e1vu”:{“id”:”9e1vu”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2006\r\n\r\n \r\nIndicare tra i seguenti acidi quello maggiormente corrosivo per i tessuti epiteliali:\r\n“,”desc”:””,”hint”:””,”answers”:{“d5j8x”:{“id”:”d5j8x”,”image”:””,”imageId”:””,”title”:”A) acido citrico”},”3bhnq”:{“id”:”3bhnq”,”image”:””,”imageId”:””,”title”:”B) acido etanoico”},”i9ywp”:{“id”:”i9ywp”,”image”:””,”imageId”:””,”title”:”C) acido carbonico”},”yo6xp”:{“id”:”yo6xp”,”image”:””,”imageId”:””,”title”:”D) acido solforico”,”isCorrect”:”1″},”epzf0″:{“id”:”epzf0″,”image”:””,”imageId”:””,”title”:”E) acido L-ascorbico”}}}}}

{“questions”:{“2sl5o”:{“id”:”2sl5o”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2005\r\n\r\n \r\nIndividuare, tra le seguenti sostanze, l’acido forte in acqua:\r\n“,”desc”:””,”hint”:””,”answers”:{“g75yv”:{“id”:”g75yv”,”image”:””,”imageId”:””,”title”:”A) acido carbonico”},”piwqp”:{“id”:”piwqp”,”image”:””,”imageId”:””,”title”:”B) acido cianidrico”},”sc8bc”:{“id”:”sc8bc”,”image”:””,”imageId”:””,”title”:”C) acido nitrico”,”isCorrect”:”1″},”209q1″:{“id”:”209q1″,”image”:””,”imageId”:””,”title”:”D) acido acetico”},”cqjo0″:{“id”:”cqjo0″,”image”:””,”imageId”:””,”title”:”E) acido lattico”}}}}}

{“questions”:{“mgd9k”:{“id”:”mgd9k”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2010\r\n\r\n \r\nDati i seguenti acidi: (1) H2SO4; (2) CH3COOH; (3) H2S; (4) HCN; (5) HClO4; (6) HNO3; (7) H3PO4; (8) HF, individuare la serie che indica solamente quelli …

{“questions”:{“4j47q”:{“id”:”4j47q”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\np.san 2010\r\n\r\n \r\nQuale dei seguenti ossidi reagisce con acqua per formare un composto a carattere acido?\r\n“,”desc”:””,”hint”:””,”answers”:{“hmygf”:{“id”:”hmygf”,”image”:””,”imageId”:””,”title”:”A) CuO”},”uuvog”:{“id”:”uuvog”,”image”:””,”imageId”:””,”title”:”B) MgO”},”bf466″:{“id”:”bf466″,”image”:””,”imageId”:””,”title”:”C) CrO3“,”isCorrect”:”1″},”xiwah”:{“id”:”xiwah”,”image”:””,”imageId”:””,”title”:”D) Ag2O”},”4gdzc”:{“id”:”4gdzc”,”image”:””,”imageId”:””,”title”:”E) FeO”}}}},”results”:{“sjq8b”:{“id”:”sjq8b”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Abbiamo tra le risposte tutti composti contenenti ossigeno. …