下列各种说法中,正确的是( )A、分子数相同的NO和CO,它们的质量相等B、质量相同的H2和H2O,所含氢元素的质量相等C、质量相同的CO和CO2,CO2比CO所含的分子数多D、质量相同的镁、铁、锌三块金
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![下列各种说法中,正确的是( )A、分子数相同的NO和CO,它们的质量相等B、质量相同的H2和H2O,所含氢元素的质量相等C、质量相同的CO和CO2,CO2比CO所含的分子数多D、质量相同的镁、铁、锌三块金](/uploads/image/z/3394875-3-5.jpg?t=%E4%B8%8B%E5%88%97%E5%90%84%E7%A7%8D%E8%AF%B4%E6%B3%95%E4%B8%AD%2C%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89A%E3%80%81%E5%88%86%E5%AD%90%E6%95%B0%E7%9B%B8%E5%90%8C%E7%9A%84NO%E5%92%8CCO%2C%E5%AE%83%E4%BB%AC%E7%9A%84%E8%B4%A8%E9%87%8F%E7%9B%B8%E7%AD%89B%E3%80%81%E8%B4%A8%E9%87%8F%E7%9B%B8%E5%90%8C%E7%9A%84H2%E5%92%8CH2O%2C%E6%89%80%E5%90%AB%E6%B0%A2%E5%85%83%E7%B4%A0%E7%9A%84%E8%B4%A8%E9%87%8F%E7%9B%B8%E7%AD%89C%E3%80%81%E8%B4%A8%E9%87%8F%E7%9B%B8%E5%90%8C%E7%9A%84CO%E5%92%8CCO2%2CCO2%E6%AF%94CO%E6%89%80%E5%90%AB%E7%9A%84%E5%88%86%E5%AD%90%E6%95%B0%E5%A4%9AD%E3%80%81%E8%B4%A8%E9%87%8F%E7%9B%B8%E5%90%8C%E7%9A%84%E9%95%81%E3%80%81%E9%93%81%E3%80%81%E9%94%8C%E4%B8%89%E5%9D%97%E9%87%91)
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