13. (98-11-22) Quyidagi reaksiya tenglamasining ong tomonidagi koeffitsiyentlar yigindisi qanchaga teng? K2Cr207 + HI + H2S04 =
= Cr2(S04)3 + l2 + K2S04 + H2 A) 9 B)10 C)11
D) 12
E) 13
13. (98-11-22) Quyidagi reaksiya tenglamasining ong tomonidagi koeffitsiyentlar yigindisi qanchaga teng? K2Cr207 + HI + H2S04 =
= Cr2(S04)3 + l2 + K2S04 + H2 A) 9 B)10 C)11
D) 12
E) 13
Ответ: |
Сборник: Kimyo
Параграф:
51.2. OQR-lardagi koeffitsiyentlarni qo'yish
DTM тестирование онлайн | DTM test online