水溶液的密度为什么小于水?不是(溶质和水的质量相加除以体积吗?那 应该比水大呀!)如:1L水是1000g,密度是1000g/1000cm=1g/cm;向其中加入100g Nacl 那密度是 (1000g+100g)/1000cm=1.1g/cm肯定比水大
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![水溶液的密度为什么小于水?不是(溶质和水的质量相加除以体积吗?那 应该比水大呀!)如:1L水是1000g,密度是1000g/1000cm=1g/cm;向其中加入100g Nacl 那密度是 (1000g+100g)/1000cm=1.1g/cm肯定比水大](/uploads/image/z/9826238-38-8.jpg?t=%E6%B0%B4%E6%BA%B6%E6%B6%B2%E7%9A%84%E5%AF%86%E5%BA%A6%E4%B8%BA%E4%BB%80%E4%B9%88%E5%B0%8F%E4%BA%8E%E6%B0%B4%3F%E4%B8%8D%E6%98%AF%EF%BC%88%E6%BA%B6%E8%B4%A8%E5%92%8C%E6%B0%B4%E7%9A%84%E8%B4%A8%E9%87%8F%E7%9B%B8%E5%8A%A0%E9%99%A4%E4%BB%A5%E4%BD%93%E7%A7%AF%E5%90%97%3F%E9%82%A3+%E5%BA%94%E8%AF%A5%E6%AF%94%E6%B0%B4%E5%A4%A7%E5%91%80%21%EF%BC%89%E5%A6%82%EF%BC%9A1L%E6%B0%B4%E6%98%AF1000g%2C%E5%AF%86%E5%BA%A6%E6%98%AF1000g%2F1000cm%3D1g%2Fcm%EF%BC%9B%E5%90%91%E5%85%B6%E4%B8%AD%E5%8A%A0%E5%85%A5100g+Nacl+%E9%82%A3%E5%AF%86%E5%BA%A6%E6%98%AF+%EF%BC%881000g%2B100g%EF%BC%89%2F1000cm%3D1.1g%2Fcm%E8%82%AF%E5%AE%9A%E6%AF%94%E6%B0%B4%E5%A4%A7)
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