把质量为500g,温度为71摄氏度的铁块投入质量为1kg,温度为20摄氏度的煤油中,热传递结束后,它们的温度各为多少?【无热损失,c铁=0.46×10的三次方焦每千克摄氏度,c煤油=2.1×10的三次方焦每千克摄
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![把质量为500g,温度为71摄氏度的铁块投入质量为1kg,温度为20摄氏度的煤油中,热传递结束后,它们的温度各为多少?【无热损失,c铁=0.46×10的三次方焦每千克摄氏度,c煤油=2.1×10的三次方焦每千克摄](/uploads/image/z/897654-30-4.jpg?t=%E6%8A%8A%E8%B4%A8%E9%87%8F%E4%B8%BA500g%2C%E6%B8%A9%E5%BA%A6%E4%B8%BA71%E6%91%84%E6%B0%8F%E5%BA%A6%E7%9A%84%E9%93%81%E5%9D%97%E6%8A%95%E5%85%A5%E8%B4%A8%E9%87%8F%E4%B8%BA1kg%2C%E6%B8%A9%E5%BA%A6%E4%B8%BA20%E6%91%84%E6%B0%8F%E5%BA%A6%E7%9A%84%E7%85%A4%E6%B2%B9%E4%B8%AD%2C%E7%83%AD%E4%BC%A0%E9%80%92%E7%BB%93%E6%9D%9F%E5%90%8E%2C%E5%AE%83%E4%BB%AC%E7%9A%84%E6%B8%A9%E5%BA%A6%E5%90%84%E4%B8%BA%E5%A4%9A%E5%B0%91%3F%E3%80%90%E6%97%A0%E7%83%AD%E6%8D%9F%E5%A4%B1%2Cc%E9%93%81%3D0.46%C3%9710%E7%9A%84%E4%B8%89%E6%AC%A1%E6%96%B9%E7%84%A6%E6%AF%8F%E5%8D%83%E5%85%8B%E6%91%84%E6%B0%8F%E5%BA%A6%2Cc%E7%85%A4%E6%B2%B9%3D2.1%C3%9710%E7%9A%84%E4%B8%89%E6%AC%A1%E6%96%B9%E7%84%A6%E6%AF%8F%E5%8D%83%E5%85%8B%E6%91%84)
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