化学题(铁镁合金中铁含量的测定)若称得铁镁合金的质量为0.080g,量气管中初读数为1.00ml,末读数为45.80ml(已折算为标准状况),则合金中铁的百分含量为_____(精确到0.01%)70.00%
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![化学题(铁镁合金中铁含量的测定)若称得铁镁合金的质量为0.080g,量气管中初读数为1.00ml,末读数为45.80ml(已折算为标准状况),则合金中铁的百分含量为_____(精确到0.01%)70.00%](/uploads/image/z/653584-40-4.jpg?t=%E5%8C%96%E5%AD%A6%E9%A2%98%EF%BC%88%E9%93%81%E9%95%81%E5%90%88%E9%87%91%E4%B8%AD%E9%93%81%E5%90%AB%E9%87%8F%E7%9A%84%E6%B5%8B%E5%AE%9A%EF%BC%89%E8%8B%A5%E7%A7%B0%E5%BE%97%E9%93%81%E9%95%81%E5%90%88%E9%87%91%E7%9A%84%E8%B4%A8%E9%87%8F%E4%B8%BA0.080g%2C%E9%87%8F%E6%B0%94%E7%AE%A1%E4%B8%AD%E5%88%9D%E8%AF%BB%E6%95%B0%E4%B8%BA1.00ml%2C%E6%9C%AB%E8%AF%BB%E6%95%B0%E4%B8%BA45.80ml%EF%BC%88%E5%B7%B2%E6%8A%98%E7%AE%97%E4%B8%BA%E6%A0%87%E5%87%86%E7%8A%B6%E5%86%B5%EF%BC%89%2C%E5%88%99%E5%90%88%E9%87%91%E4%B8%AD%E9%93%81%E7%9A%84%E7%99%BE%E5%88%86%E5%90%AB%E9%87%8F%E4%B8%BA_____%EF%BC%88%E7%B2%BE%E7%A1%AE%E5%88%B00.01%25%EF%BC%8970.00%25)
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