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{“questions”:{“hn330”:{“id”:”hn330″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nQuale tra le seguenti \u00e8 la formula chimica del 2-metil-1-butanolo? \r\n“,”desc”:””,”hint”:””,”answers”:{“srqgn”:{“id”:”srqgn”,”image”:””,”imageId”:””,”title”:”A) CH3CH2CH(OH)CH2CH3“},”hluvg”:{“id”:”hluvg”,”image”:””,”imageId”:””,”title”:”B) CH3CH2CH(CH3)CH2OH “,”isCorrect”:”1″},”kz6z8″:{“id”:”kz6z8″,”image”:””,”imageId”:””,”title”:”C)\t(CH3)2CHCH2CH2OH “},”969tx”:{“id”:”969tx”,”image”:””,”imageId”:””,”title”:”D)\tCH3CH2CH2CH2CH2OH “},”0m2u8”:{“id”:”0m2u8″,”image”:””,”imageId”:””,”title”:”E)\t(CH3)2CH-O-CH2CH3“}}}},”results”:{“6jzt3”:{“id”:”6jzt3″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” Per individuare la formula corretta iniziamo dal butano, poi ne consideriamo …

{“questions”:{“w21mw”:{“id”:”w21mw”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nQuale tra le seguenti \u00e8 una soluzione tampone?\r\n“,”desc”:””,”hint”:””,”answers”:{“bk1gz”:{“id”:”bk1gz”,”image”:””,”imageId”:””,”title”:”A) Una soluzione 1 M di CH3COOH e 1 M di CH3COONa”,”isCorrect”:”1″},”7noyy”:{“id”:”7noyy”,”image”:””,”imageId”:””,”title”:”B)\tUna soluzione 1 M di CH3COOH e 1 M …

{“questions”:{“rit47”:{“id”:”rit47″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nSi consideri la seguente reazione:\r\nH2CO3 + PH3 \u21c6 HCO3\r\n\u2013 + PH2+\r\nQuale tra le seguenti \u00e8 una coppia acido-base coniugata?\r\n“,”desc”:””,”hint”:””,”answers”:{“j6pol”:{“id”:”j6pol”,”image”:””,”imageId”:””,”title”:”A) H2CO3, HCO3“,”isCorrect”:”1″},”5m7n0″:{“id”:”5m7n0″,”image”:””,”imageId”:””,”title”:”B) H2CO3, PH3“},”69i3e”:{“id”:”69i3e”,”image”:””,”imageId”:””,”title”:”C) PH3, HCO3\u2013“},”qkdvo”:{“id”:”qkdvo”,”image”:””,”imageId”:””,”title”:”D) H2CO3, PH4“},”li63y”:{“id”:”li63y”,”image”:””,”imageId”:””,”title”:”E) …

{“questions”:{“qrjm4”:{“id”:”qrjm4″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nNella reazione bilanciata\r\n10 FeO + 2 HMnO4 \u21c6 5 Fe2O3 + 2 MnO + H2O\r\nsi ha che:\r\n“,”desc”:””,”hint”:””,”answers”:{“6n6vc”:{“id”:”6n6vc”,”image”:””,”imageId”:””,”title”:”A) il manganese \u00e8 il riducente e il ferro \u00e8 l\u2019ossidante”},”4k13j”:{“id”:”4k13j”,”image”:””,”imageId”:””,”title”:”B) …

{“questions”:{“b7ykl”:{“id”:”b7ykl”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nQuale, tra le seguenti affermazioni relative a un catalizzatore, \u00e8 FALSA?\r\n“,”desc”:””,”hint”:””,”answers”:{“cqhhe”:{“id”:”cqhhe”,”image”:””,”imageId”:””,”title”:”A) Rimane inalterato al termine di una reazione”},”4hh1c”:{“id”:”4hh1c”,”image”:””,”imageId”:””,”title”:”B) Consente di ottenere una maggior quantit\u00e0 di prodotto all\u2019equilibrio”,”isCorrect”:”1″},”d8e3j”:{“id”:”d8e3j”,”image”:””,”imageId”:””,”title”:”C) …

{“questions”:{“mjawp”:{“id”:”mjawp”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nLa reazione in fase acquosa\r\nA + B \u21c6 AB\r\nha una costante di equilibrio Kc = 50.\r\nSe all\u2019equilibrio le concentrazioni molari di A e AB sono uguali, quale …

{“questions”:{“5gtz7”:{“id”:”5gtz7″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nQuale delle seguenti soluzioni acquose contiene la massa maggiore di MgCl2 (massa molare: 95 g\/mol)?\r\n“,”desc”:””,”hint”:””,”answers”:{“d4ml0”:{“id”:”d4ml0″,”image”:””,”imageId”:””,”title”:”A) 0.5 L di soluzione di MgCl2 2 M”},”sheqc”:{“id”:”sheqc”,”image”:””,”imageId”:””,”title”:”B) 1 L di soluzione …

{“questions”:{“zk04s”:{“id”:”zk04s”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nIn ogni reazione del tipo\r\nA + 2B \u2192 C\r\nil reagente A \u00e8 limitante se:\r\n“,”desc”:””,”hint”:””,”answers”:{“nv23a”:{“id”:”nv23a”,”image”:””,”imageId”:””,”title”:”A) il numero di moli di A \u00e8 minore del numero di moli di …

{“questions”:{“p04lg”:{“id”:”p04lg”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nQuale tra i seguenti ossidi contiene il metallo in due stati di ossidazione diversi?\r\n“,”desc”:””,”hint”:””,”answers”:{“lhz8b”:{“id”:”lhz8b”,”image”:””,”imageId”:””,”title”:”A) FeO”},”g7pnx”:{“id”:”g7pnx”,”image”:””,”imageId”:””,”title”:”B) Fe3O4“,”isCorrect”:”1″},”45ngu”:{“id”:”45ngu”,”image”:””,”imageId”:””,”title”:”C) Fe2O3“},”o2uk9”:{“id”:”o2uk9″,”image”:””,”imageId”:””,”title”:”D) Al2O3“},”8hh2m”:{“id”:”8hh2m”,”image”:””,”imageId”:””,”title”:”E) NiO”}}}},”results”:{“bqupw”:{“id”:”bqupw”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” L’ossido del ferro Fe3O4 presente nel minerale magnetite, …

{“questions”:{“g1kvt”:{“id”:”g1kvt”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2022\r\n\r\n \r\nQuale dei seguenti elenchi contiene esclusivamente elementi che, legati covalentemente all\u2019idrogeno, possono originare un gruppo donatore di legami a idrogeno?\r\n“,”desc”:””,”hint”:””,”answers”:{“3dhqe”:{“id”:”3dhqe”,”image”:””,”imageId”:””,”title”:”A) Sodio, cloro”},”0l9s3″:{“id”:”0l9s3″,”image”:””,”imageId”:””,”title”:”B) Ossigeno, azoto, fluoro”,”isCorrect”:”1″},”gg6fp”:{“id”:”gg6fp”,”image”:””,”imageId”:””,”title”:”C) Tutti gli …