题目内容
白磷的化学式是P4,磷的相对原子质量是31,则白磷的摩尔质量是
A.31g/mol B.62g/mol C.93g/mol D.124g/mol
D
解析:
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白磷的化学式是P4,磷的相对原子质量是31,则白磷的摩尔质量是
| A.31g/mol | B.62g/mol | C.93g/mol | D.124g/mol |
题目内容
白磷的化学式是P4,磷的相对原子质量是31,则白磷的摩尔质量是
A.31g/mol B.62g/mol C.93g/mol D.124g/mol
D
解析:
白磷的化学式是P4,磷的相对原子质量是31,则白磷的摩尔质量是
| A.31g/mol | B.62g/mol | C.93g/mol | D.124g/mol |