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常温常压下，1.0 kg H2O（A）中加入NaBr（B），水溶液的体积（以cm3表示）与溶质B的质量摩尔浓度mB的关系可用下式表示： 求：当mB = 0.25 mol • kg-1时，在溶液中NaBr（B）VB = 24.668 cm3 • mol-1正确吗？
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常温常压下，1.0 kg H2O（A）中加入NaBr（B），水溶液的体积（以cm3表示）与溶质B的质量摩尔浓度mB的关系可用下式表示： 求：当mB = 0.25 mol • kg-1时，在溶液中NaBr（B）VB = 24.668 cm3 • mol-1正确吗？
A、正确
B、错误
时间：2021-09-01 23:30
关键词：
青书学堂
佳木斯大学
物理化学（专升本）
答案解析
A
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常温常压下，1.0 kg H2O（A）中加入NaBr（B），水溶液的体积（以cm3表示）与溶质B的质量摩尔浓度mB的关系可用下式表示： 求：当mB = 0.25 mol • kg-1时，在溶液中NaBr（B）VB = 24.668 cm3 • mol-1正确吗？
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