{"id":"a59-2013-pazdziernik-egzamin-zawodowy-pisemny/zad/21","paper_id":"a59-2013-pazdziernik-egzamin-zawodowy-pisemny","number":"21","points":null,"ptype":"closed","subject":"a59","category":"egzamin-zawodowy","year":2013,"month":"pazdziernik","level":null,"text":"Zadanie 21.\nZ 250 g benzenu (M = 78 g/mol) otrzymano 350 g nitrobenzenu (M = 123 g/mol). Wydajność reakcji\nnitrowania wynosi\nA. 77,7%\nB.\n83,5%\nC.\n88,8%\nD. 93,4%","answer":null,"answer_text":null,"solution":null,"image":"img/a59-2013-pazdziernik-egzamin-zawodowy-pisemny/zad-21.webp","solution_image":null,"topics":null,"page_from":7,"source":"ocr","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"ocr","source_label":"A59 · Egzamin zawodowy · październik 2013","subject_label":"a59","category_label":"Egzamin zawodowy","text_html":"<p>Zadanie 21.<br>Z 250 g benzenu (M = 78 g/mol) otrzymano 350 g nitrobenzenu (M = 123 g/mol). Wydajność reakcji<br>nitrowania wynosi<br>A. 77,7%<br>B.<br>83,5%<br>C.<br>88,8%<br>D. 93,4%</p>","solutions":[]}