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{“questions”:{“uouyj”:{“id”:”uouyj”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2007 \r\n\r\n \r\nUna soluzione acquosa di acido solforico 0,1 M contiene:\r\n“,”desc”:””,”hint”:””,”answers”:{“ho8ep”:{“id”:”ho8ep”,”image”:””,”imageId”:””,”title”:”A) 0,1 mol di acido in 100 ml di soluzione”},”ehxay”:{“id”:”ehxay”,”image”:””,”imageId”:””,”title”:”B) 0,001 mol di soluto in 1 litro di …

{“questions”:{“xlp1y”:{“id”:”xlp1y”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2007 \r\n\r\n \r\nQuanti g di MgSO4 (P.M. = 120) occorrono per preparare 2000 ml di una soluzione 3 M?\r\n“,”desc”:””,”hint”:””,”answers”:{“fpgqs”:{“id”:”fpgqs”,”image”:””,”imageId”:””,”title”:”A) 720 g”,”isCorrect”:”1″},”5imp8″:{“id”:”5imp8″,”image”:””,”imageId”:””,”title”:”B) 360 g”},”uli9u”:{“id”:”uli9u”,”image”:””,”imageId”:””,”title”:”C) 500 g”},”0mlqa”:{“id”:”0mlqa”,”image”:””,”imageId”:””,”title”:”D) 120 g”},”l6cv3″:{“id”:”l6cv3″,”image”:””,”imageId”:””,”title”:”E) 480 …

{“questions”:{“fr7p2”:{“id”:”fr7p2″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2006 \r\n\r\n \r\nUna soluzione 1M di KCl contiene:\r\n“,”desc”:””,”hint”:””,”answers”:{“nilzz”:{“id”:”nilzz”,”image”:””,”imageId”:””,”title”:”A) 1 mole di soluto per ml di soluzione”},”dxw28″:{“id”:”dxw28″,”image”:””,”imageId”:””,”title”:”B) 1 mole di soluto per 1 litro di soluzione”,”isCorrect”:”1″},”lst24″:{“id”:”lst24″,”image”:””,”imageId”:””,”title”:”C) 1 mole di …

{“questions”:{“jnojs”:{“id”:”jnojs”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVetrinaria 2005\r\n\r\n \r\nUna soluzione 1 M di HCl contiene:\r\n“,”desc”:””,”hint”:””,”answers”:{“ue7zv”:{“id”:”ue7zv”,”image”:””,”imageId”:””,”title”:”A) 1 molecola di soluto per 1000 g di solvente”},”oa13k”:{“id”:”oa13k”,”image”:””,”imageId”:””,”title”:”B) 1 mole di acido per 1 ml di soluzione”},”n30wd”:{“id”:”n30wd”,”image”:””,”imageId”:””,”title”:”C) 1 mole …

{“questions”:{“lwdd8”:{“id”:”lwdd8″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2005\r\n\r\n \r\nCalcolare la molarit\u00e0 di una soluzione contenente 8 g di NaOH (P.M. = 40) in 100 ml di soluzione:\r\n“,”desc”:””,”hint”:””,”answers”:{“2tx4j”:{“id”:”2tx4j”,”image”:””,”imageId”:””,”title”:”A) 0,2 M”},”gpu2u”:{“id”:”gpu2u”,”image”:””,”imageId”:””,”title”:”B) 10 M”},”aahs6″:{“id”:”aahs6″,”image”:””,”imageId”:””,”title”:”C) 0,1 M”},”z5550″:{“id”:”z5550″,”image”:””,”imageId”:””,”title”:”D) 0,5 M”},”vvd17″:{“id”:”vvd17″,”image”:””,”imageId”:””,”title”:”E) …

{“questions”:{“irv3e”:{“id”:”irv3e”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2004\r\n\r\n \r\nUna mole di Al(OH)3 corrisponde a:\r\n“,”desc”:””,”hint”:””,”answers”:{“c3thx”:{“id”:”c3thx”,”image”:””,”imageId”:””,”title”:”A) tre grammoequivalenti”,”isCorrect”:”1″},”kz5ik”:{“id”:”kz5ik”,”image”:””,”imageId”:””,”title”:”B) un grammoequivalente”},”2pizy”:{“id”:”2pizy”,”image”:””,”imageId”:””,”title”:”C) un terzo di grammoequivalente”},”caxuu”:{“id”:”caxuu”,”image”:””,”imageId”:””,”title”:”D) un sesto di grammoequivalente”},”g87oi”:{“id”:”g87oi”,”image”:””,”imageId”:””,”title”:”E) sei grammoequivalenti”}}}},”results”:{“s7z7k”:{“id”:”s7z7k”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” L\u2019idrossido di alluminio AL(OH)3 possiede tre ossidrili …

{“questions”:{“i8gzi”:{“id”:”i8gzi”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2003\r\n\r\n \r\n\u201cEsistono vari modi per esprimere la concentrazione di una soluzione; le frazioni molari del solvente e del soluto, cio\u00e8 i rapporti tra le moli rispettivamente di solvente …

{“questions”:{“msynn”:{“id”:”msynn”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2001\r\n\r\n \r\n\u201cIl grado di dissociazione, indicato col simbolo \u03b1 , viene definito come la frazione di elettrolita che si dissocia, cio\u00e8 come il rapporto tra il numero di …

{“questions”:{“sy9o8”:{“id”:”sy9o8″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2001\r\n\r\n \r\nIn 2000 mL di una soluzione acquosa sono presenti 3.65 g di HCl (p.m.=36.5 u.m.a.); la concentrazione della soluzione \u00e8:\r\n“,”desc”:””,”hint”:””,”answers”:{“gvn9v”:{“id”:”gvn9v”,”image”:””,”imageId”:””,”title”:”A) 0.5 M”},”nugvs”:{“id”:”nugvs”,”image”:””,”imageId”:””,”title”:”B) 0.05 M”,”isCorrect”:”1″},”e24nb”:{“id”:”e24nb”,”image”:””,”imageId”:””,”title”:”C) 0.1 M”},”xqzzy”:{“id”:”xqzzy”,”image”:””,”imageId”:””,”title”:”D) 0.05 …

{“questions”:{“j7kp8”:{“id”:”j7kp8″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2000\r\n\r\n \r\nIl numero di moli di soluto contenute in ogni kg di solvente viene definito:\r\n“,”desc”:””,”hint”:””,”answers”:{“7o9a6”:{“id”:”7o9a6″,”image”:””,”imageId”:””,”title”:”A) normalit\u00e0″},”e1cwc”:{“id”:”e1cwc”,”image”:””,”imageId”:””,”title”:”B) molarit\u00e0″},”lotdm”:{“id”:”lotdm”,”image”:””,”imageId”:””,”title”:”C) molalit\u00e0″,”isCorrect”:”1″},”sr2gt”:{“id”:”sr2gt”,”image”:””,”imageId”:””,”title”:”D) frazione molare del solvente”},”b8e4m”:{“id”:”b8e4m”,”image”:””,”imageId”:””,”title”:”E) frazione molare del soluto”}}}},”results”:{“6m4h5”:{“id”:”6m4h5″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Immaginiamo di …