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{“questions”:{“ufpdx”:{“id”:”ufpdx”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2011 \r\n\r\n \r\nIndicare quale delle seguenti formule \u00e8 errata.\r\n“,”desc”:””,”hint”:””,”answers”:{“sbw1m”:{“id”:”sbw1m”,”image”:””,”imageId”:””,”title”:”A) KH2PO4 “},”kwryw”:{“id”:”kwryw”,”image”:””,”imageId”:””,”title”:”B) NH4H2PO4“},”2f4vi”:{“id”:”2f4vi”,”image”:””,”imageId”:””,”title”:”C) K2SO4“},”kdz68”:{“id”:”kdz68″,”image”:””,”imageId”:””,”title”:”D) KHSO4“},”rrxxe”:{“id”:”rrxxe”,”image”:””,”imageId”:””,”title”:”E) H2ClO4“,”isCorrect”:”1″}}}},”results”:{“0vl9r”:{“id”:”0vl9r”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nPrima di valutare la validit\u00e0 delle formule chimiche proposte ricordiamo che:\r\n\r\n \r\nIl potassio …

{“questions”:{“kl1kh”:{“id”:”kl1kh”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2011 \r\n\r\n \r\nQuale delle formule seguenti \u00e8 errata?\r\n“,”desc”:””,”hint”:””,”answers”:{“ma9o7”:{“id”:”ma9o7″,”image”:””,”imageId”:””,”title”:”A) CaOH”,”isCorrect”:”1″},”yissp”:{“id”:”yissp”,”image”:””,”imageId”:””,”title”:”B) Ca(OH)2“},”15dl1”:{“id”:”15dl1″,”image”:””,”imageId”:””,”title”:”C) CaCl2“},”b6n13”:{“id”:”b6n13″,”image”:””,”imageId”:””,”title”:”D) CaO”},”pn1vl”:{“id”:”pn1vl”,”image”:””,”imageId”:””,”title”:”E) CaSO3“}}}},”results”:{“6s9cn”:{“id”:”6s9cn”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nPrima di valutare la validit\u00e0 delle formule chimiche proposte ricordiamo che:\r\n\r\n \r\nIl calcio Ca appartiene …

{“questions”:{“pf0av”:{“id”:”pf0av”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2011 \r\n\r\n \r\nIndicare quale tra le seguenti formule rappresenta il solfato di alluminio.\r\n“,”desc”:””,”hint”:””,”answers”:{“9f7ri”:{“id”:”9f7ri”,”image”:””,”imageId”:””,”title”:”A) Al3 (SO4)2“},”322fp”:{“id”:”322fp”,”image”:””,”imageId”:””,”title”:”B) Al SO4“},”215qt”:{“id”:”215qt”,”image”:””,”imageId”:””,”title”:”C) Al2 (SO3)3“},”43hvs”:{“id”:”43hvs”,”image”:””,”imageId”:””,”title”:”D) Al2 (SO4)3“,”isCorrect”:”1″},”k28yx”:{“id”:”k28yx”,”image”:””,”imageId”:””,”title”:”E) Al SO3“}}}},”results”:{“4klrg”:{“id”:”4klrg”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nIl solfato di alluminio \u00e8 …

{“questions”:{“e83d1”:{“id”:”e83d1″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2010 \r\n\r\n \r\nLa formula HPO3 rappresenta:\r\n“,”desc”:””,”hint”:””,”answers”:{“0mt4t”:{“id”:”0mt4t”,”image”:””,”imageId”:””,”title”:”A) l\u2019acido ortofosforico”},”6hlp4″:{“id”:”6hlp4″,”image”:””,”imageId”:””,”title”:”B) l\u2019acido metafosforoso”},”ejob4″:{“id”:”ejob4″,”image”:””,”imageId”:””,”title”:”C) l\u2019acido metafosforico”,”isCorrect”:”1″},”nr24t”:{“id”:”nr24t”,”image”:””,”imageId”:””,”title”:”D) l\u2019acido pirofosforico”},”mb2fw”:{“id”:”mb2fw”,”image”:””,”imageId”:””,”title”:”E) l\u2019acido ipofosforico”}}}},”results”:{“m45du”:{“id”:”m45du”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nIn generale per ottenere un ossiacido facciamo reagire una anidride con una …

{“questions”:{“anybn”:{“id”:”anybn”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2010 \r\n\r\n \r\nQuale delle seguenti formule chimiche \u00e8 errata?\r\n“,”desc”:””,”hint”:””,”answers”:{“bxr04”:{“id”:”bxr04″,”image”:””,”imageId”:””,”title”:”A) BaCl2“},”qoc0v”:{“id”:”qoc0v”,”image”:””,”imageId”:””,”title”:”B) Al2F3“,”isCorrect”:”1″},”b18kr”:{“id”:”b18kr”,”image”:””,”imageId”:””,”title”:”C) KMnO4“},”q3zlf”:{“id”:”q3zlf”,”image”:””,”imageId”:””,”title”:”D) RbBr”},”gcfud”:{“id”:”gcfud”,”image”:””,”imageId”:””,”title”:”E) CaO”}}}},”results”:{“mw67e”:{“id”:”mw67e”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nPrima di valutare la validit\u00e0 delle formule chimiche proposte ricordiamo i numeri di ossidazione …

{“questions”:{“1156q”:{“id”:”1156q”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2010 \r\n\r\n \r\nQuale sale si ottiene per reazione dello zinco metallico con acido perclorico?\r\n“,”desc”:””,”hint”:””,”answers”:{“2pm13”:{“id”:”2pm13″,”image”:””,”imageId”:””,”title”:”A) Zn(ClO4)2“,”isCorrect”:”1″},”do6hg”:{“id”:”do6hg”,”image”:””,”imageId”:””,”title”:”B) Zn(ClO2)2“},”velcd”:{“id”:”velcd”,”image”:””,”imageId”:””,”title”:”C) ZnCr2O7“},”7bilv”:{“id”:”7bilv”,”image”:””,”imageId”:””,”title”:”D) Zn(OH)2“},”9hemf”:{“id”:”9hemf”,”image”:””,”imageId”:””,”title”:”E) Zn2Cl2“}}}},”results”:{“wmzgc”:{“id”:”wmzgc”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nSi tratta di individuare la formula del sale che …

{“questions”:{“34m99”:{“id”:”34m99″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2009 \r\n\r\n \r\nIl \u201cbicarbonato\u201d che utilizziamo per neutralizzare l\u2019acidit\u00e0 gastrica \u00e8:\r\n“,”desc”:””,”hint”:””,”answers”:{“4uf0z”:{“id”:”4uf0z”,”image”:””,”imageId”:””,”title”:”A) NaHCO3“,”isCorrect”:”1″},”27bz0″:{“id”:”27bz0″,”image”:””,”imageId”:””,”title”:”B) Na2CO3“},”e2slg”:{“id”:”e2slg”,”image”:””,”imageId”:””,”title”:”C) KHCO3“},”v6vmp”:{“id”:”v6vmp”,”image”:””,”imageId”:””,”title”:”D) K2CO3“},”pm9yn”:{“id”:”pm9yn”,”image”:””,”imageId”:””,”title”:”E) KNaCO3“}}}},”results”:{“pktd0”:{“id”:”pktd0″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nUn sale che viene spesso utilizzato nell’uso domestico \u00e8 il bicarbonato di …

{“questions”:{“sukw8”:{“id”:”sukw8″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2009 \r\n\r\n \r\nCalcola la molarit\u00e0 della soluzione preparata sciogliendo 1,5 mg di carbonato di calcio in 3,0 mL di H2O. Il P.M. del carbonato di calcio \u00e8 100:\r\n“,”desc”:””,”hint”:””,”answers”:{“cyjas”:{“id”:”cyjas”,”image”:””,”imageId”:””,”title”:”A) …

{“questions”:{“pvjr1”:{“id”:”pvjr1″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2009 \r\n\r\n \r\nL\u2019ossido di carbonio \u00e8 tossico perch\u00e9:\r\n“,”desc”:””,”hint”:””,”answers”:{“jmol3”:{“id”:”jmol3″,”image”:””,”imageId”:””,”title”:”A) ossida il ferro dell\u2019emoglobina”},”ch7jg”:{“id”:”ch7jg”,”image”:””,”imageId”:””,”title”:”B) si lega all\u2019emoglobina in sostituzione della anidride carbonica”},”ec5s3″:{“id”:”ec5s3″,”image”:””,”imageId”:””,”title”:”C) si lega all\u2019emoglobina con maggiore affinit\u00e0 dell\u2019ossigeno”,”isCorrect”:”1″},”n1ipg”:{“id”:”n1ipg”,”image”:””,”imageId”:””,”title”:”D) impedisce …

{“questions”:{“ddaqe”:{“id”:”ddaqe”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2008 \r\n\r\n \r\nIl composto formato dagli ioni Fe+++ e SO42- ha formula: \r\n“,”desc”:””,”hint”:””,”answers”:{“oullp”:{“id”:”oullp”,”image”:””,”imageId”:””,”title”:”A) Fe2(SO4) 3“,”isCorrect”:”1″},”8r11g”:{“id”:”8r11g”,”image”:””,”imageId”:””,”title”:”B) Fe2(SO4)2“},”w6mp1”:{“id”:”w6mp1″,”image”:””,”imageId”:””,”title”:”C) Fe2SO4“},”norps”:{“id”:”norps”,”image”:””,”imageId”:””,”title”:”D) Fe SO4“},”eod26”:{“id”:”eod26″,”image”:””,”imageId”:””,”title”:”E) Fe (SO4)2“}}}},”results”:{“wdjiv”:{“id”:”wdjiv”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nIl sale solfato ferrico \u00e8 composto dal …