An element X has a relative atomic mass of 87.6, yet no atom of X has this relative mass. Explain.
其實要答d咩?點答先最好?對過元素表相對原子質量87.6的是strontium
收錄日期: 2021-04-27 20:34:21
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20130929000051KK00188