硫蒸气中常含S2分子,常温下硫则常以S8的形式存在,下列说法正确

硫蒸气中常含S2分子,常温下硫则常以S8的形式存在,下列说法正确的是(  )

  A.相同物质的量的S2与S8分别与足量O2燃烧时消耗O2的质量相等

 B.相同质量的S2与S8分别与足量O2燃烧时消耗O2的质量相等

C.标准状况下,1 mol S2的体积约为22.4 L

D.1 mol S8在过量O2中燃烧可生成8 mol SO3

答案

B

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