1.要使NH3与CH4含相同数目的氢原子,则NH3与CH4的物质的量之比为?2.标况下,密度为0.75g/L的NH3和CH4组成的混合气体中,NH3的体积分数是?,该混合气体对氢气的相对密度是?3.0.3molNH3分子中所含质子数
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![1.要使NH3与CH4含相同数目的氢原子,则NH3与CH4的物质的量之比为?2.标况下,密度为0.75g/L的NH3和CH4组成的混合气体中,NH3的体积分数是?,该混合气体对氢气的相对密度是?3.0.3molNH3分子中所含质子数](/uploads/image/z/2292764-68-4.jpg?t=1.%E8%A6%81%E4%BD%BFNH3%E4%B8%8ECH4%E5%90%AB%E7%9B%B8%E5%90%8C%E6%95%B0%E7%9B%AE%E7%9A%84%E6%B0%A2%E5%8E%9F%E5%AD%90%2C%E5%88%99NH3%E4%B8%8ECH4%E7%9A%84%E7%89%A9%E8%B4%A8%E7%9A%84%E9%87%8F%E4%B9%8B%E6%AF%94%E4%B8%BA%3F2.%E6%A0%87%E5%86%B5%E4%B8%8B%2C%E5%AF%86%E5%BA%A6%E4%B8%BA0.75g%2FL%E7%9A%84NH3%E5%92%8CCH4%E7%BB%84%E6%88%90%E7%9A%84%E6%B7%B7%E5%90%88%E6%B0%94%E4%BD%93%E4%B8%AD%2CNH3%E7%9A%84%E4%BD%93%E7%A7%AF%E5%88%86%E6%95%B0%E6%98%AF%3F%2C%E8%AF%A5%E6%B7%B7%E5%90%88%E6%B0%94%E4%BD%93%E5%AF%B9%E6%B0%A2%E6%B0%94%E7%9A%84%E7%9B%B8%E5%AF%B9%E5%AF%86%E5%BA%A6%E6%98%AF%3F3.0.3molNH3%E5%88%86%E5%AD%90%E4%B8%AD%E6%89%80%E5%90%AB%E8%B4%A8%E5%AD%90%E6%95%B0)
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