初三物理 比热容 求步骤 求答案1.质量为3kg的水从60℃降到10℃放出多少热量?2.质量为500g的铁块温度从20℃升高到100℃,吸收的热量为多少? 【c铁=0.46×10³J/(kg·℃)
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![初三物理 比热容 求步骤 求答案1.质量为3kg的水从60℃降到10℃放出多少热量?2.质量为500g的铁块温度从20℃升高到100℃,吸收的热量为多少? 【c铁=0.46×10³J/(kg·℃)](/uploads/image/z/151230-30-0.jpg?t=%E5%88%9D%E4%B8%89%E7%89%A9%E7%90%86+%E6%AF%94%E7%83%AD%E5%AE%B9+%E6%B1%82%E6%AD%A5%E9%AA%A4+%E6%B1%82%E7%AD%94%E6%A1%881.%E8%B4%A8%E9%87%8F%E4%B8%BA3kg%E7%9A%84%E6%B0%B4%E4%BB%8E60%E2%84%83%E9%99%8D%E5%88%B010%E2%84%83%E6%94%BE%E5%87%BA%E5%A4%9A%E5%B0%91%E7%83%AD%E9%87%8F%3F2.%E8%B4%A8%E9%87%8F%E4%B8%BA500g%E7%9A%84%E9%93%81%E5%9D%97%E6%B8%A9%E5%BA%A6%E4%BB%8E20%E2%84%83%E5%8D%87%E9%AB%98%E5%88%B0100%E2%84%83%2C%E5%90%B8%E6%94%B6%E7%9A%84%E7%83%AD%E9%87%8F%E4%B8%BA%E5%A4%9A%E5%B0%91%3F++++++++++++++++++++++++++++++++++%E3%80%90c%E9%93%81%3D0.46%C3%9710%26%23179%3BJ%2F%EF%BC%88kg%C2%B7%E2%84%83%EF%BC%89)
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