双氧水是过氧化氢的水溶液，一定溶质质量分数的双氧水可用于医疗消毒。
侯英超 |
发布日期：2010-05-06 10:16:50
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双氧水是过氧化氢的水溶液，一定溶质质量分数的双氧水可用于医疗消毒。某瓶双氧水中氢元素与氧元素的质量比为1∶10，则该瓶双氧水中溶质的质量分数为
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