SO3具有强吸水性,接触湿空气后生成白雾,其主要成分是()。A、盐酸B、磺酸C、硫酸D、醋酸

SO3具有强吸水性,接触湿空气后生成白雾,其主要成分是()。

  • A、盐酸
  • B、磺酸
  • C、硫酸
  • D、醋酸

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