Archives

{“questions”:{“1wa75”:{“id”:”1wa75″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016 \r\n\r\n \r\nLa combustione dell’idrogeno in aria produce prevalentemente:\r\n“,”desc”:””,”hint”:””,”answers”:{“dpvpm”:{“id”:”dpvpm”,”image”:””,”imageId”:””,”title”:”A) anidride carbonica”},”244j2″:{“id”:”244j2″,”image”:””,”imageId”:””,”title”:”B) ossidi di azoto”},”66ekx”:{“id”:”66ekx”,”image”:””,”imageId”:””,”title”:”C) ossidi di zolfo”},”9e17m”:{“id”:”9e17m”,”image”:””,”imageId”:””,”title”:”D) ammoniaca”},”n3hnl”:{“id”:”n3hnl”,”image”:””,”imageId”:””,”title”:”E) acqua”,”isCorrect”:”1″}}}},”results”:{“j84wt”:{“id”:”j84wt”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” L’idrogeno H2 reagisce con l’ossigeno secondo la reazione:\r\n H2 …

{“questions”:{“1ty8j”:{“id”:”1ty8j”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2012 \r\n\r\n \r\nQuale dei seguenti \u00e8 un radicale?\r\n“,”desc”:””,”hint”:””,”answers”:{“ez1ie”:{“id”:”ez1ie”,”image”:””,”imageId”:””,”title”:”A) HO\u2013“},”17e53”:{“id”:”17e53″,”image”:””,”imageId”:””,”title”:”B) HOO\u2013“},”d2ztp”:{“id”:”d2ztp”,”image”:””,”imageId”:””,”title”:”C) H3O+“},”3z879”:{“id”:”3z879″,”image”:””,”imageId”:””,”title”:”D) R-COO\u2013“},”2kyy3”:{“id”:”2kyy3″,”image”:””,”imageId”:””,”title”:”E) HO\u2022″,”isCorrect”:”1″}}}},”results”:{“4csyv”:{“id”:”4csyv”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Per radicale si intende un gruppo di atomi (od anche un atomo singolo) con una …

{“questions”:{“mncrx”:{“id”:”mncrx”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2012 \r\n\r\n \r\nQuale \u00e8 la reazione che avviene nello stomaco a seguito della ingestione di bicarbonato di sodio come antiacido?\r\n“,”desc”:””,”hint”:””,”answers”:{“88rnk”:{“id”:”88rnk”,”image”:””,”imageId”:””,”title”:”A) NaHCO3 + HCl \u2192 NaCl + CO2 + …

{“questions”:{“9skc1”:{“id”:”9skc1″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2011 \r\n\r\n \r\nIndicare quale delle seguenti reazioni NON \u00e8 corretta.\r\n“,”desc”:””,”hint”:””,”answers”:{“mcxak”:{“id”:”mcxak”,”image”:””,”imageId”:””,”title”:”A) NH3 + H2SO4 = NH4SO4“,”isCorrect”:”1″},”v7yvz”:{“id”:”v7yvz”,”image”:””,”imageId”:””,”title”:”B) NH3 + HCl = NH4Cl”},”ckcqf”:{“id”:”ckcqf”,”image”:””,”imageId”:””,”title”:”C) NH4HCO3 + HCl = NH4Cl + CO2 + …

{“questions”:{“y9xsl”:{“id”:”y9xsl”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2009 \r\n\r\n \r\nIndica quanti atomi di ossigeno sono necessari per l\u2019ossidazione totale di una molecola di metano:\r\n“,”desc”:””,”hint”:””,”answers”:{“fa91v”:{“id”:”fa91v”,”image”:””,”imageId”:””,”title”:”A) tre”},”ta6kq”:{“id”:”ta6kq”,”image”:””,”imageId”:””,”title”:”B) uno”},”8lg4k”:{“id”:”8lg4k”,”image”:””,”imageId”:””,”title”:”C) due”},”4nngm”:{“id”:”4nngm”,”image”:””,”imageId”:””,”title”:”D) quattro”,”isCorrect”:”1″},”n24fw”:{“id”:”n24fw”,”image”:””,”imageId”:””,”title”:”E) cinque”}}}},”results”:{“spanu”:{“id”:”spanu”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” L’ossidazione totale di un idrocarburo come …

{“questions”:{“hoa30”:{“id”:”hoa30″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2007 \r\n\r\n \r\nNell’elettrolisi dell’acqua i volumi di idrogeno ed ossigeno che si liberano agli elettrodi sono in un rapporto di:\r\n“,”desc”:””,”hint”:””,”answers”:{“34sr6”:{“id”:”34sr6″,”image”:””,”imageId”:””,”title”:”A) 1:3″},”i8l7j”:{“id”:”i8l7j”,”image”:””,”imageId”:””,”title”:”B) 3:1″},”9f2eo”:{“id”:”9f2eo”,”image”:””,”imageId”:””,”title”:”C) 1:1″},”y50nw”:{“id”:”y50nw”,”image”:””,”imageId”:””,”title”:”D) 1:2″},”lc0ex”:{“id”:”lc0ex”,”image”:””,”imageId”:””,”title”:”E) 2:1″,”isCorrect”:”1″}}}},”results”:{“k8fcv”:{“id”:”k8fcv”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” L’elettrolisi dell’acqua \u00e8 …

{“questions”:{“mjy2u”:{“id”:”mjy2u”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2007 \r\n\r\n \r\nUna reazione chimica comporta sempre la trasformazione:\r\n“,”desc”:””,”hint”:””,”answers”:{“0c3zy”:{“id”:”0c3zy”,”image”:””,”imageId”:””,”title”:”A) di una o pi\u00f9 specie chimiche in altre”,”isCorrect”:”1″},”f1wgk”:{“id”:”f1wgk”,”image”:””,”imageId”:””,”title”:”B) di una specie atomica in un’altra”},”ooyiv”:{“id”:”ooyiv”,”image”:””,”imageId”:””,”title”:”C) di almeno una stessa sostanza …

{“questions”:{“f6e39”:{“id”:”f6e39″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2007 \r\n\r\n \r\nQuando si ossida il glucosio in presenza di ossigeno in eccesso, si ottiene:\r\n“,”desc”:””,”hint”:””,”answers”:{“urk99”:{“id”:”urk99″,”image”:””,”imageId”:””,”title”:”A) CH3COCOOH”},”krg68″:{“id”:”krg68″,”image”:””,”imageId”:””,”title”:”B) CH3COOH”},”wwybu”:{“id”:”wwybu”,”image”:””,”imageId”:””,”title”:”C) H2O e CO2“,”isCorrect”:”1″},”sz5p7″:{“id”:”sz5p7″,”image”:””,”imageId”:””,”title”:”D) H2O e CO”},”ioa4e”:{“id”:”ioa4e”,”image”:””,”imageId”:””,”title”:”E) CH3CHO”}}}},”results”:{“wpyba”:{“id”:”wpyba”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” La combustione completa degli …

{“questions”:{“pl7ip”:{“id”:”pl7ip”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2005\r\n\r\n \r\nChe cosa avviene durante la combustione di una candela?\r\n“,”desc”:””,”hint”:””,”answers”:{“ds7lx”:{“id”:”ds7lx”,”image”:””,”imageId”:””,”title”:”A) Un consumo di anidride carbonica\r\n\r\n\r\n\r\n”},”61j2x”:{“id”:”61j2x”,”image”:””,”imageId”:””,”title”:”B) Un processo chimico”,”isCorrect”:”1″},”ao6ir”:{“id”:”ao6ir”,”image”:””,”imageId”:””,”title”:”C) Un\u2019 emissione di ossigeno”},”1r2kh”:{“id”:”1r2kh”,”image”:””,”imageId”:””,”title”:”D) Una evaporazione della cera”},”wklb6″:{“id”:”wklb6″,”image”:””,”imageId”:””,”title”:”E) Una sublimazione”}}}},”results”:{“vlcs3”:{“id”:”vlcs3″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” …

{“questions”:{“yazrw”:{“id”:”yazrw”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2003\r\n\r\n \r\n\u201cPer determinare quantitativamente il carbonio e l\u2019idrogeno presenti in una sostanza organica, un campione pesato di quest\u2019ultima viene bruciato in eccesso di ossigeno, in modo che il …