{“questions”:{“5j7yb”:{“id”:”5j7yb”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2011\r\n\r\n \r\nAssegnare gli opportuni coefficienti stechiometrici alla seguente reazione:\r\n\r\nKClO3 + H2SO4 \u2192 KHSO4 + HClO4 + ClO2 + H2O\r\n\r\n“,”desc”:””,”hint”:””,”answers”:{“40pgo”:{“id”:”40pgo”,”image”:””,”imageId”:””,”title”:”A) 2; 2 \u2192 2; 1; 1; 1″},”fgi1z”:{“id”:”fgi1z”,”image”:””,”imageId”:””,”title”:”B) 3; 3 …
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{“questions”:{“4uu9h”:{“id”:”4uu9h”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2011\r\n\r\n \r\nIndicare quale tra le seguenti reazioni \u00e8 bilanciata:\r\n“,”desc”:””,”hint”:””,”answers”:{“vnt7r”:{“id”:”vnt7r”,”image”:””,”imageId”:””,”title”:”A) SO2 + Ni2O3 \u2192 Ni2(SO3)3“},”tx1nf”:{“id”:”tx1nf”,”image”:””,”imageId”:””,”title”:”B) 2SO2 + Ni2O3 \u2192 2Ni2(SO3)3“},”0u1wh”:{“id”:”0u1wh”,”image”:””,”imageId”:””,”title”:”C) SO2 + 2Ni2O3 \u2192 Ni2(SO3)3“},”yyc8k”:{“id”:”yyc8k”,”image”:””,”imageId”:””,”title”:”D) 3SO2 + Ni2O3 \u2192 …
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{“questions”:{“qzdlq”:{“id”:”qzdlq”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2011\r\n\r\n \r\nIdentificare la corretta combinazione dei coefficienti stechiometrici dopo aver bilanciato la seguente reazione redox.\r\nIO3\u2013 + H2S \u2192 I2 + SO32- + H2O + H+\r\n“,”desc”:””,”hint”:””,”answers”:{“uabl2”:{“id”:”uabl2″,”image”:””,”imageId”:””,”title”:”A) 2:1 \u2192 1:1:1:2 …
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{“questions”:{“x57q5”:{“id”:”x57q5″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2010\r\n\r\n \r\nIndicare l\u2019unica equazione bilanciata.\r\n“,”desc”:””,”hint”:””,”answers”:{“0e0q5”:{“id”:”0e0q5″,”image”:””,”imageId”:””,”title”:”A) N2 + 3H2 = 3 NH3“},”us8v5”:{“id”:”us8v5″,”image”:””,”imageId”:””,”title”:”B) 2 CaO = Ca + O2“},”ekxgf”:{“id”:”ekxgf”,”image”:””,”imageId”:””,”title”:”C) 3 KOH + 2 H3PO4 = K3PO4 + 3 H2O”},”szkts”:{“id”:”szkts”,”image”:””,”imageId”:””,”title”:”D) 2 …
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{“questions”:{“lds9u”:{“id”:”lds9u”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2008\r\n\r\n \r\nIndicare quando la seguente reazione di ossido riduzione \u00e8 correttamente bilanciata: \r\nCu + HNO3 \u2192 Cu(NO3)2 + H2O + NO \r\n“,”desc”:””,”hint”:””,”answers”:{“hkuzg”:{“id”:”hkuzg”,”image”:””,”imageId”:””,”title”:”A) 3Cu + 4HNO3 \u2192 3Cu(NO3)2 + …
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{“questions”:{“qkydn”:{“id”:”qkydn”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2007\r\n\r\n \r\nQuale delle seguenti reazioni \u00e8 CORRETTAMENTE bilanciata stechiometricamente?\r\n“,”desc”:””,”hint”:””,”answers”:{“fqc14”:{“id”:”fqc14″,”image”:””,”imageId”:””,”title”:”A) Na2SO3 + 2AgNO3 \u2192 Ag2SO3 + 2NaNO3“,”isCorrect”:”1″},”em76j”:{“id”:”em76j”,”image”:””,”imageId”:””,”title”:”B) Na2SO3 + AgNO3 \u2192 Ag2SO3 + NaNO3“},”73syj”:{“id”:”73syj”,”image”:””,”imageId”:””,”title”:”C) 2Na2SO3 + 2AgNO3 \u2192 Ag2SO3 …
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{“questions”:{“2eou9”:{“id”:”2eou9″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2006\r\n\r\n \r\nIn una reazione bilanciata risultano uguali:\r\n“,”desc”:””,”hint”:””,”answers”:{“fatdb”:{“id”:”fatdb”,”image”:””,”imageId”:””,”title”:”A) gli indici dei reagenti e quelli dei prodotti “},”bcyxx”:{“id”:”bcyxx”,”image”:””,”imageId”:””,”title”:”B) gli atomi dei reagenti e quelli dei prodotti”},”s9qiq”:{“id”:”s9qiq”,”image”:””,”imageId”:””,”title”:”C) i numeri di ossidazione …
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{“questions”:{“sls1n”:{“id”:”sls1n”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2006\r\n\r\n \r\nNella reazione (da bilanciare) : As2O3 + HCl \u2192 AsCl3 + H2O , i coefficienti stechiometrici\r\ndell\u2019equazione di reazione sono:\r\n“,”desc”:””,”hint”:””,”answers”:{“px2k9”:{“id”:”px2k9″,”image”:””,”imageId”:””,”title”:”A) 1-3 \u2192 2-3″},”x91wm”:{“id”:”x91wm”,”image”:””,”imageId”:””,”title”:”B) 1-2 \u2192 1-1″},”yx6b8″:{“id”:”yx6b8″,”image”:””,”imageId”:””,”title”:”C) 1-3 \u2192 …
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{“questions”:{“dsh2u”:{“id”:”dsh2u”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2006\r\n\r\n \r\nQuale delle seguenti reazioni \u00e8 CORRETTAMENTE bilanciata?\r\n“,”desc”:””,”hint”:””,”answers”:{“sr1h2”:{“id”:”sr1h2″,”image”:””,”imageId”:””,”title”:”A) KMnO4 + H2S + H2SO4 = K2SO4 + MnSO4 + S + H2O”},”w1wz3″:{“id”:”w1wz3″,”image”:””,”imageId”:””,”title”:”B) 2KMnO4 + 5H2S + 3H2SO4 = K2SO4 …
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{“questions”:{“jq5be”:{“id”:”jq5be”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nOdontoiatria 2005\r\n\r\n \r\nQuale delle seguenti reazioni \u00e8 correttamente bilanciata stechiometricamente?\r\n“,”desc”:””,”hint”:””,”answers”:{“ont34”:{“id”:”ont34″,”image”:””,”imageId”:””,”title”:”A) 2Al(OH)3 + 3H2SO4 \u2192 Al2(SO4)3 + 6H2O”,”isCorrect”:”1″},”2jqp9″:{“id”:”2jqp9″,”image”:””,”imageId”:””,”title”:”B) Al(OH)3 + 3H2SO4 \u2192 Al(SO4)3 + 6H2O”},”xgwis”:{“id”:”xgwis”,”image”:””,”imageId”:””,”title”:”C) 2Al(OH)3 + H2SO4 \u2192 Al2(SO4) …
