1 水吸收的热量是多少21.4kg的烟煤完全燃烧用烟煤烧水时,将10kg的水从20℃加热到100℃,燃烧了1.4kg的烟煤.水的比热容是4.2×103J/(kg·℃),烟煤的热值约为3×107 J/kg.试求:(1)水吸收的热量是多少
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![1 水吸收的热量是多少21.4kg的烟煤完全燃烧用烟煤烧水时,将10kg的水从20℃加热到100℃,燃烧了1.4kg的烟煤.水的比热容是4.2×103J/(kg·℃),烟煤的热值约为3×107 J/kg.试求:(1)水吸收的热量是多少](/uploads/image/z/488719-55-9.jpg?t=1+%E6%B0%B4%E5%90%B8%E6%94%B6%E7%9A%84%E7%83%AD%E9%87%8F%E6%98%AF%E5%A4%9A%E5%B0%9121.4kg%E7%9A%84%E7%83%9F%E7%85%A4%E5%AE%8C%E5%85%A8%E7%87%83%E7%83%A7%E7%94%A8%E7%83%9F%E7%85%A4%E7%83%A7%E6%B0%B4%E6%97%B6%2C%E5%B0%8610kg%E7%9A%84%E6%B0%B4%E4%BB%8E20%E2%84%83%E5%8A%A0%E7%83%AD%E5%88%B0100%E2%84%83%2C%E7%87%83%E7%83%A7%E4%BA%861.4kg%E7%9A%84%E7%83%9F%E7%85%A4.%E6%B0%B4%E7%9A%84%E6%AF%94%E7%83%AD%E5%AE%B9%E6%98%AF4.2%C3%97103J%2F%28kg%C2%B7%E2%84%83%29%2C%E7%83%9F%E7%85%A4%E7%9A%84%E7%83%AD%E5%80%BC%E7%BA%A6%E4%B8%BA3%C3%97107+J%2Fkg.%E8%AF%95%E6%B1%82%EF%BC%9A%EF%BC%881%EF%BC%89%E6%B0%B4%E5%90%B8%E6%94%B6%E7%9A%84%E7%83%AD%E9%87%8F%E6%98%AF%E5%A4%9A%E5%B0%91)
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