简单密度换算选择1题下列单位换算正确的是( )A 7.5g/cm³=7.5g/cm³×1000=7.5×10³kg/m³B 6.5×10³kg/m³=6.5×10³×1000g/1000cm³=6.5×10³g/cm³C 1.4g/cm³=1.4×10^-3kg/10^6m³=1.
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![简单密度换算选择1题下列单位换算正确的是( )A 7.5g/cm³=7.5g/cm³×1000=7.5×10³kg/m³B 6.5×10³kg/m³=6.5×10³×1000g/1000cm³=6.5×10³g/cm³C 1.4g/cm³=1.4×10^-3kg/10^6m³=1.](/uploads/image/z/7122544-16-4.jpg?t=%E7%AE%80%E5%8D%95%E5%AF%86%E5%BA%A6%E6%8D%A2%E7%AE%97%E9%80%89%E6%8B%A91%E9%A2%98%E4%B8%8B%E5%88%97%E5%8D%95%E4%BD%8D%E6%8D%A2%E7%AE%97%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89A+7.5g%2Fcm%26sup3%3B%3D7.5g%2Fcm%26sup3%3B%C3%971000%3D7.5%C3%9710%26sup3%3Bkg%2Fm%26sup3%3BB+6.5%C3%9710%26sup3%3Bkg%2Fm%26sup3%3B%3D6.5%C3%9710%26sup3%3B%C3%971000g%2F1000cm%26sup3%3B%3D6.5%C3%9710%26sup3%3Bg%2Fcm%26sup3%3BC+1.4g%2Fcm%26sup3%3B%3D1.4%C3%9710%5E-3kg%2F10%5E6m%26sup3%3B%3D1.)
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