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宇宙飞船内，宇航员所呼出的气体要通过盛有氢氧化锂的过滤网，以除去所含的二氧化碳，如下式所示：CO2+2LiOH=Li2CO3+H2O．计算吸收88g二氧化碳需要氢氧化锂的质量．

答案

设氢氧化锂的质量为x

    CO2+2LiOH=Li2CO3+H2O

    44   48

    88g   x

   

44
48
=
88g
x

      x=96g

答：需要氢氧化锂的质量为96g．

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