the empirical formula for a compound containing 3.1% of hydrogen, 31.6%of phosphorus
and 65.3%of oxygen by mass is
A : HPO2
B : H3PO2
C : H3PO3
D : H3PO4
請詳細列明step! thx a lot!
收錄日期: 2021-04-23 16:28:41
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061223000051KK00803