在A 2 B难溶电解质的饱和溶液中,若[A] = x ,[B] = y ,则 K sp = 4 x 2 y 。
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...
【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...