[{"data":1,"prerenderedAt":137},["ShallowReactive",2],{"\u002Fpublic\u002Ftopics\u002Fquimica\u002Felectroquimica?{}":3,"topics-with-content:quimica":107},{"course":4,"topic":12,"counts":17,"universities":22,"channels":35,"sampleQuestions":65,"sameName":106},{"id":5,"slug":6,"name":7,"shortName":8,"area":9,"icon":10,"sortOrder":11},6,"quimica","Química","Quím.","science","i-lucide-flask-conical",5,{"id":13,"courseId":5,"slug":14,"name":15,"sortOrder":16},615,"electroquimica","Electroquímica",14,{"topicId":13,"courseId":5,"questions":18,"classes":19,"videos":20,"minutes":21},38,126,106,1536,[23,32],{"universityId":24,"questions":25,"years":26},1,19,[27,28,29,30,31],2026,2025,2024,2023,2022,{"universityId":33,"questions":25,"years":34},2,[27,28,29,30,31],[36,39,42,45,47,50,52,54,57,59,61,63],{"name":37,"classes":38},"Academias Aduni y César Vallejo",31,{"name":40,"classes":41},"Alberto Cruz",26,{"name":43,"classes":44},"Academia Grupo Ciencias",24,{"name":46,"classes":16},"Academia ipluton",{"name":48,"classes":49},"Ciclo Uni-San Marcos",11,{"name":51,"classes":5},"Academia_Pitagoras",{"name":53,"classes":11},"CEPRE UNMSM",{"name":55,"classes":56},"Pamer Corporación Educativa",3,{"name":58,"classes":33},"Salón Sapiens",{"name":60,"classes":33},"Trilce Multimedia",{"name":62,"classes":24},"Academia Internet",{"name":64,"classes":24},"Saco Oliveros",[66,91],{"id":67,"courseId":5,"topicId":13,"pastExamId":68,"stem":69,"options":70,"correctKey":81,"explanation":86,"difficulty":33,"status":87,"source":88,"stats":89},1609,197,"Respecto a la corrosión, determine el valor de verdad (V) o falsedad (F) de las siguientes proposiciones:\nI. Para que se produzca corrosión, es indispensable la presencia de oxígeno.\nII. La protección catódica es un método de protección muy empleado; utiliza un metal de alto potencial de oxidación llamado cátodo de sacrificio.\nIII. La corrosión puede disminuir al sumergir la pieza a proteger en una solución reductora de baja concentración.\n\nMarque la alternativa que contenga la secuencia correcta.",[71,74,77,80,83],{"key":72,"text":73},"A","VVV",{"key":75,"text":76},"B","VVF",{"key":78,"text":79},"C","VFV",{"key":81,"text":82},"D","FFV",{"key":84,"text":85},"E","FFF","","published","UNI 2026-1 · Física y Química",{"attempts":90,"accuracy":90},0,{"id":92,"courseId":5,"topicId":13,"pastExamId":68,"stem":93,"options":94,"correctKey":84,"explanation":86,"difficulty":33,"status":87,"source":88,"stats":105},1611,"La celda de óxido de plata-zinc que se emplea en los aparatos auditivos y en los relojes eléctricos se basa en las siguientes semirreacciones:\nZn$^{2+}_{(ac)}$+2e$^{-}$ → Zn$_{(s)}$\nE°=−0,763 V\nAg$_{2}$O$_{(s)}$+H$_{2}$O$_{(\\ell)}$+2e$^{-}$ → 2Ag$_{(s)}$ + 2OH$^{-}_{(ac)}$\nE°=+0,344 V\nIndique la especie química que se oxida y la especie química que se reduce, respectivamente, en la celda durante la descarga.",[95,97,99,101,103],{"key":72,"text":96},"Ag, Zn$^{2+}$",{"key":75,"text":98},"Zn, Ag",{"key":78,"text":100},"Zn, H$_{2}$O",{"key":81,"text":102},"Ag$_{2}$O, Zn$^{2+}$",{"key":84,"text":104},"Zn, Ag$_{2}$O",{"attempts":90,"accuracy":90},[],[108,109,110,111,112,113,114,115,116,117,118,119,120,121,13,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136],601,602,603,604,605,606,607,608,609,610,611,612,613,614,616,617,618,619,620,621,622,623,624,625,626,627,628,629,630,1791501529097]