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浓硫酸和稀硫酸|化学视窗
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    前言:浓硫酸和稀硫酸的区别?浓硫酸 ◆物理性质 纯硫酸是一种无色无味油状液体。常用的浓硫酸中H2SO4的质量分数为98.3%,其密度为1.84g·cm-3,其物 质的量浓...

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