答：
H2SO4的物质量为0.5mol,则含2mol 的O过程是啥啊答：
【】H2SO4:：3.01×10的23次方/ NA= 0.5 mol
【】1mol H2SO4，含有 4molo:所以0.5 mol H2SO4 含有2molO
3.01×10的23次方H2SO4的物质量为0.5mol,则含多少molO
3.01×10的23次方H2SO4的物质量为0.5mol,则含多少molO
化学人气：930 ℃时间：2020-01-30 20:25:00
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