43. (02-10-30) Cu2S + HN03 =
= Cu(N03)2 + NO + H2S04 + H20 tenglamasidagi HN03 ning koeffitsiyenti ni toping.
A)22 B)20 C)19
D) 24
E) 23
43. (02-10-30) Cu2S + HN03 =
= Cu(N03)2 + NO + H2S04 + H20 tenglamasidagi HN03 ning koeffitsiyenti ni toping.
A)22 B)20 C)19
D) 24
E) 23
Ответ: |
Сборник: Kimyo
Параграф:
51.2. OQR-lardagi koeffitsiyentlarni qo'yish
DTM тестирование онлайн | DTM test online