Archives

{“questions”:{“j2j2a”:{“id”:”j2j2a”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nP. san 2004\r\n\r\n \r\nIndicare la normalit\u00e0 di una soluzione di H2SO4 1 M:\r\n“,”desc”:””,”hint”:””,”answers”:{“mb8yj”:{“id”:”mb8yj”,”image”:””,”imageId”:””,”title”:”A) 0,5″},”u2ojy”:{“id”:”u2ojy”,”image”:””,”imageId”:””,”title”:”B) 1″},”aezfe”:{“id”:”aezfe”,”image”:””,”imageId”:””,”title”:”C) 0,25″},”1r37f”:{“id”:”1r37f”,”image”:””,”imageId”:””,”title”:”D) 0,1″},”psf9p”:{“id”:”psf9p”,”image”:””,”imageId”:””,”title”:”E) 2″,”isCorrect”:”1″}}}},”results”:{“0ok3k”:{“id”:”0ok3k”,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” H2SO4 \u00e8 un acido biprotico che in acqua libera due H+. …

{“questions”:{“y4zm9”:{“id”:”y4zm9″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nP. san 2003\r\n\r\n \r\nUna soluzione 2 M di NaCl contiene:\r\n“,”desc”:””,”hint”:””,”answers”:{“auyep”:{“id”:”auyep”,”image”:””,”imageId”:””,”title”:”A) 2 grammi di NaCl in un litro di soluzione”},”4ktc1″:{“id”:”4ktc1″,”image”:””,”imageId”:””,”title”:”B) un N\u00b0 di grammi pari al Peso Molecolare del NaCl …

{“questions”:{“2qsij”:{“id”:”2qsij”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2017 \r\n\r\n \r\nUna soluzione contiene 5 g di soluto disciolti in 50 L di solvente.\r\nLa sua concentrazione \u00e8 pari a:\r\n“,”desc”:””,”hint”:””,”answers”:{“uubi4”:{“id”:”uubi4″,”image”:””,”imageId”:””,”title”:”A) 10 g\/L”},”qqhe3″:{“id”:”qqhe3″,”image”:””,”imageId”:””,”title”:”B) 250 g\/L”},”jkavx”:{“id”:”jkavx”,”image”:””,”imageId”:””,”title”:”C) 0,1 g\/L”,”isCorrect”:”1″},”qm3n2″:{“id”:”qm3n2″,”image”:””,”imageId”:””,”title”:”D) 0,1 M”},”0bcjl”:{“id”:”0bcjl”,”image”:””,”imageId”:””,”title”:”E) …

{“questions”:{“z4vo5”:{“id”:”z4vo5″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2017\r\n\r\n \r\nQual \u00e8 la concentrazione di una soluzione costituita da 5 moli di soluto disciolte in 10 litri di soluzione?\r\n“,”desc”:””,”hint”:””,”answers”:{“wbn6f”:{“id”:”wbn6f”,”image”:””,”imageId”:””,”title”:”A) 5 M “},”o8bpw”:{“id”:”o8bpw”,”image”:””,”imageId”:””,”title”:”B) 2 M “},”wau6r”:{“id”:”wau6r”,”image”:””,”imageId”:””,”title”:”C) 0,5 M …

{“questions”:{“79dk9”:{“id”:”79dk9″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2016\r\n\r\n \r\nIn 500 mL di soluzione acquosa sono disciolti 36 g di glucosio (M.M. = 180 u). La molarit\u00e0 della soluzione \u00e8:\r\n“,”desc”:””,”hint”:””,”answers”:{“40rhd”:{“id”:”40rhd”,”image”:””,”imageId”:””,”title”:”A) 0,4 M”,”isCorrect”:”1″},”ftor3″:{“id”:”ftor3″,”image”:””,”imageId”:””,”title”:”B) 0,2 M”},”ym6nn”:{“id”:”ym6nn”,”image”:””,”imageId”:””,”title”:”C) 0,1 M”},”qxuo1″:{“id”:”qxuo1″,”image”:””,”imageId”:””,”title”:”D) …

{“questions”:{“6mz11”:{“id”:”6mz11″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2016\r\n\r\n \r\nQual \u00e8 la concentrazione di una soluzione contenente 2,0 moli di soluto in 0,5 kg di solvente?\r\n“,”desc”:””,”hint”:””,”answers”:{“fiovn”:{“id”:”fiovn”,”image”:””,”imageId”:””,”title”:”A) 1,0 N”},”tls48″:{“id”:”tls48″,”image”:””,”imageId”:””,”title”:”B) 4,0 m”,”isCorrect”:”1″},”dis0s”:{“id”:”dis0s”,”image”:””,”imageId”:””,”title”:”C) 2,0 M”},”x02ap”:{“id”:”x02ap”,”image”:””,”imageId”:””,”title”:”D) 4,0 M”},”7y5g5″:{“id”:”7y5g5″,”image”:””,”imageId”:””,”title”:”E) 0,2 m”}}}},”results”:{“bkuz3”:{“id”:”bkuz3″,”title”:””,”image”:””,”imageId”:””,”min”:”0″,”max”:”1″,”desc”:” …

{“questions”:{“zl2pl”:{“id”:”zl2pl”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2016\r\n\r\n \r\nUna soluzione (1) di NaCl ha concentrazione molare doppia rispetto a una soluzione (2) di Na2SO4\r\nSe si mescolano 100 mL della soluzione 1 con 200 mL della …

{“questions”:{“6tp77”:{“id”:”6tp77″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nVeterinaria 2012\r\n\r\n \r\nCalcolare la molarit\u00e0 di una soluzione ottenuta sciogliendo 49 g di H2SO4 (98 u.m.a.) in 250 ml di acqua.\r\n“,”desc”:””,”hint”:””,”answers”:{“zjqm2”:{“id”:”zjqm2″,”image”:””,”imageId”:””,”title”:”A) 1,0 M”},”ifsl6″:{“id”:”ifsl6″,”image”:””,”imageId”:””,”title”:”B) 2,0 M”,”isCorrect”:”1″},”1gfge”:{“id”:”1gfge”,”image”:””,”imageId”:””,”title”:”C) 0,2 M”},”dho3c”:{“id”:”dho3c”,”image”:””,”imageId”:””,”title”:”D) 4,0 M”},”6b3c9″:{“id”:”6b3c9″,”image”:””,”imageId”:””,”title”:”E) …

{“questions”:{“42bl0”:{“id”:”42bl0″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2014\r\n\r\n \r\n2 g di idrossido di sodio sono sciolti in 200 ml di acqua.\r\nQual \u00e8 la molarit\u00e0 dell\u2019idrossido di sodio nella soluzione risultante?\r\n[masse atomiche relative: H = 1 …

{“questions”:{“chq18”:{“id”:”chq18″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” \r\nMedicina 2013\r\n\r\n \r\nQual \u00e8 la concentrazione, espressa in moli\u00b7dm-3, di una soluzione ottenuta sciogliendo 2,0 g di idrossido di sodio in 25,0 cm3 d\u2019acqua? [masse atomiche relative: Na = …