Archives

{“questions”:{“2vk1l”:{“id”:”2vk1l”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nQuale \u00e8 la caratteristica fondamentale dei retrovirus?“,”desc”:””,”hint”:””,”answers”:{“pgdix”:{“id”:”pgdix”,”image”:””,”imageId”:””,”title”:”A)\tAvere un genoma costituito da RNA”,”isCorrect”:”1″},”n17ov”:{“id”:”n17ov”,”image”:””,”imageId”:””,”title”:”B)\tAvere un genoma costituito da DNA”},”qreka”:{“id”:”qreka”,”image”:””,”imageId”:””,”title”:”C)\tNon possedere trascriptasi inversa”},”5jove”:{“id”:”5jove”,”image”:””,”imageId”:””,”title”:”D)\tEssere dotati di flagelli per il movimento”},”elcsp”:{“id”:”elcsp”,”image”:””,”imageId”:””,”title”:”E)\tNon essere in grado …

{“questions”:{“aqcaj”:{“id”:”aqcaj”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nQuali delle seguenti cellule appartengono al tessuto connettivo?\r\n“,”desc”:””,”hint”:””,”answers”:{“tq2yb”:{“id”:”tq2yb”,”image”:””,”imageId”:””,”title”:”A)\tLe fibrocellule muscolari lisce”},”r5pwa”:{“id”:”r5pwa”,”image”:””,”imageId”:””,”title”:”B)\tLe cellule epiteliali di rivestimento”},”50a0n”:{“id”:”50a0n”,”image”:””,”imageId”:””,”title”:”C)\tI neuroni”},”82wis”:{“id”:”82wis”,”image”:””,”imageId”:””,”title”:”D)\tLe cellule del sangue”,”isCorrect”:”1″},”4o572″:{“id”:”4o572″,”image”:””,”imageId”:””,”title”:”E)\tLe fibrocellule muscolari striate”}}}},”results”:{“6yo83”:{“id”:”6yo83″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nRicordiamo i quattro tipi tissutali fondamentali: epiteliale, …

{“questions”:{“ubo56”:{“id”:”ubo56″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nA 60 \u00b0C, il prodotto ionico dell\u2019acqua (Kw) ha un valore pari a 9,5\u22c510\u221214. A questa temperatura l\u2019acqua pura:“,”desc”:””,”hint”:””,”answers”:{“chmxe”:{“id”:”chmxe”,”image”:””,”imageId”:””,”title”:”A)\tavr\u00e0 pH minore di 7 e sar\u00e0 neutra”,”isCorrect”:”1″},”smv1o”:{“id”:”smv1o”,”image”:””,”imageId”:””,”title”:”B)\tavr\u00e0 pH minore di …

{“questions”:{“c49c0”:{“id”:”c49c0″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2020\r\n\r\n \r\nQual \u00e8 la concentrazione di ioni Sr2+ in una soluzione satura di SrSO3, sapendo che il prodotto di solubilit\u00e0 di SrSO3 \u00e8 4,0×10\u22128 ?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“jjmwb”:{“id”:”jjmwb”,”image”:””,”imageId”:””,”title”:”A)\t1,4×10\u22122 mol\/L”},”9rxp9″:{“id”:”9rxp9″,”image”:””,”imageId”:””,”title”:”B)\t2,0x10\u22128 mol\/L”},”8j1g4″:{“id”:”8j1g4″,”image”:””,”imageId”:””,”title”:”C)\t4,0x10\u22124 mol\/L”},”5savs”:{“id”:”5savs”,”image”:””,”imageId”:””,”title”:”D)\t1,6×10\u221216 …

{“questions”:{“vh78f”:{“id”:”vh78f”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2020\r\n\r\n \r\nUna soluzione acquosa di glucosio a concentrazione 0,2 M pu\u00f2 essere ottenuta:\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“1hsoe”:{“id”:”1hsoe”,”image”:””,”imageId”:””,”title”:”A)\tdissolvendo 0,4 moli di glucosio in 10 L di acqua distillata”},”pa5p1″:{“id”:”pa5p1″,”image”:””,”imageId”:””,”title”:”B)\tmiscelando 0,4 moli di glucosio con …

{“questions”:{“sx76d”:{“id”:”sx76d”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” Veterinaria 2020\r\n \r\nIn un volume di 100 mL di una soluzione 2,5 M di HCl vengono messi 10 g di CaCO3(s) (Massa molare = 100 g\/mol). La reazione che …

{“questions”:{“n6wve”:{“id”:”n6wve”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2020\r\n \r\nIn un matraccio contenente 400 mL di acqua distillata, vengono trasferiti 25 mL di una soluzione 0,4 M di NaOH e 75 mL di una soluzione 0,2 …

{“questions”:{“tyl4r”:{“id”:”tyl4r”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2020\r\n\r\n \r\nQuale delle seguenti molecole presenta l\u2019atomo centrale ibridizzato sp2?\r\n“,”desc”:””,”hint”:””,”answers”:{“ozoez”:{“id”:”ozoez”,”image”:””,”imageId”:””,”title”:”A)\tH2S”},”v0tsl”:{“id”:”v0tsl”,”image”:””,”imageId”:””,”title”:”B)\tCO2“},”x8qc2”:{“id”:”x8qc2″,”image”:””,”imageId”:””,”title”:”C)\tSO2“,”isCorrect”:”1″},”i595f”:{“id”:”i595f”,”image”:””,”imageId”:””,”title”:”D)\tH2O”},”r5lnk”:{“id”:”r5lnk”,”image”:””,”imageId”:””,”title”:”E)\tNH3“}}}},”results”:{“xyiks”:{“id”:”xyiks”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\n\u00c8 bene conoscere le ibridazioni presenti in alcune molecole che si incontrano frequentemente:\r\n\r\n \r\nH2S acido solfidirco o solfuro …

{“questions”:{“larl6”:{“id”:”larl6″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2020\r\n\r\n \r\nL\u2019energia di prima ionizzazione del magnesio 12Mg \u00e8 superiore a quella dell\u2019alluminio 13Al. Qual \u00e8 il motivo di questo comportamento?\r\n“,”desc”:””,”hint”:””,”answers”:{“gzyd9”:{“id”:”gzyd9″,”image”:””,”imageId”:””,”title”:”A)\tIl raggio atomico dell\u2019alluminio \u00e8 superiore a quello …

{“questions”:{“ueb03”:{“id”:”ueb03″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2020\r\n\r\n \r\nLo ione O2\u2012 ha la stessa configurazione elettronica:“,”desc”:””,”hint”:””,”answers”:{“v0nuz”:{“id”:”v0nuz”,”image”:””,”imageId”:””,”title”:”A)\tDello ione Ca2+“},”yr6r2”:{“id”:”yr6r2″,”image”:””,”imageId”:””,”title”:”B)\tDello ione S2\u2012“},”h26h1”:{“id”:”h26h1″,”image”:””,”imageId”:””,”title”:”C)\tDell\u2019atomo di Na”},”91rsg”:{“id”:”91rsg”,”image”:””,”imageId”:””,”title”:”D)\tDello ione F\u2012“,”isCorrect”:”1″},”alwc6″:{“id”:”alwc6″,”image”:””,”imageId”:””,”title”:”E)\tDell\u2019atomo di Mg”}}}},”results”:{“7vkkt”:{“id”:”7vkkt”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” \r\nL\u2019ossigeno, il cui unmero atomico \u00e8 8, possiede la …