{"id":"m30-2018-styczen-egzamin-zawodowy-pisemny/zad/19","paper_id":"m30-2018-styczen-egzamin-zawodowy-pisemny","number":"19","points":null,"ptype":"closed","subject":"m30","category":"egzamin-zawodowy","year":2018,"month":"styczen","level":null,"text":"Zadanie 19.\nNowe srebro (alpaka) stosowane na oprawy okularowe to stop\nA. srebra, niklu i cyny.\nB.\nsrebra, niklu i cynku.\nC.\nmiedzi, niklu i cynku.\nD. chromu, miedzi i kobaltu.","answer":"C, A","answer_text":"C\n39\nA","solution":null,"image":"img/m30-2018-styczen-egzamin-zawodowy-pisemny/zad-19.webp","solution_image":null,"topics":null,"page_from":5,"source":"ocr","answer_source":"ocr","answer_text_source":"ocr","solution_source":null,"text_source":"ocr","source_label":"M30 · Egzamin zawodowy · styczeń 2018","subject_label":"m30","category_label":"Egzamin zawodowy","text_html":"<p>Zadanie 19.<br>Nowe srebro (alpaka) stosowane na oprawy okularowe to stop<br>A. srebra, niklu i cyny.<br>B.<br>srebra, niklu i cynku.<br>C.<br>miedzi, niklu i cynku.<br>D. chromu, miedzi i kobaltu.</p>","answer_text_html":"<p>C<br>39<br>A</p>","solutions":[]}