{"id":"m04-2018-styczen-egzamin-zawodowy-pisemny/zad/8","paper_id":"m04-2018-styczen-egzamin-zawodowy-pisemny","number":"8","points":null,"ptype":"closed","subject":"m04","category":"egzamin-zawodowy","year":2018,"month":"styczen","level":null,"text":"Zadanie 8.\nGłównym składnikiem piasku kwarcowego jest\nA. SiO2\nB.\nFeO\nC.\nCaO\nD. Fe2O3","answer":"A, D","answer_text":"A\n28\nD","solution":null,"image":"img/m04-2018-styczen-egzamin-zawodowy-pisemny/zad-8.webp","solution_image":null,"topics":null,"page_from":3,"source":"ocr","answer_source":"ocr","answer_text_source":"ocr","solution_source":null,"text_source":"ocr","source_label":"M04 · Egzamin zawodowy · styczeń 2018","subject_label":"m04","category_label":"Egzamin zawodowy","text_html":"<p>Zadanie 8.<br>Głównym składnikiem piasku kwarcowego jest<br>A. SiO2<br>B.<br>FeO<br>C.<br>CaO<br>D. Fe2O3</p>","answer_text_html":"<p>A<br>28<br>D</p>","solutions":[]}