吃早饭的时候,妈妈用热水给小雪加热牛奶,为了使这袋牛奶的温度由10摄氏度到40摄氏度,妈妈用80摄氏度的热水给牛奶加热,已知袋中的牛奶质量为250g,牛奶的比热容为2.5*103j/(kg`摄氏度)问在
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![吃早饭的时候,妈妈用热水给小雪加热牛奶,为了使这袋牛奶的温度由10摄氏度到40摄氏度,妈妈用80摄氏度的热水给牛奶加热,已知袋中的牛奶质量为250g,牛奶的比热容为2.5*103j/(kg`摄氏度)问在](/uploads/image/z/39999-39-9.jpg?t=%E5%90%83%E6%97%A9%E9%A5%AD%E7%9A%84%E6%97%B6%E5%80%99%2C%E5%A6%88%E5%A6%88%E7%94%A8%E7%83%AD%E6%B0%B4%E7%BB%99%E5%B0%8F%E9%9B%AA%E5%8A%A0%E7%83%AD%E7%89%9B%E5%A5%B6%2C%E4%B8%BA%E4%BA%86%E4%BD%BF%E8%BF%99%E8%A2%8B%E7%89%9B%E5%A5%B6%E7%9A%84%E6%B8%A9%E5%BA%A6%E7%94%B110%E6%91%84%E6%B0%8F%E5%BA%A6%E5%88%B040%E6%91%84%E6%B0%8F%E5%BA%A6%2C%E5%A6%88%E5%A6%88%E7%94%A880%E6%91%84%E6%B0%8F%E5%BA%A6%E7%9A%84%E7%83%AD%E6%B0%B4%E7%BB%99%E7%89%9B%E5%A5%B6%E5%8A%A0%E7%83%AD%2C%E5%B7%B2%E7%9F%A5%E8%A2%8B%E4%B8%AD%E7%9A%84%E7%89%9B%E5%A5%B6%E8%B4%A8%E9%87%8F%E4%B8%BA250g%2C%E7%89%9B%E5%A5%B6%E7%9A%84%E6%AF%94%E7%83%AD%E5%AE%B9%E4%B8%BA2.5%2A103j%2F%EF%BC%88kg%60%E6%91%84%E6%B0%8F%E5%BA%A6%EF%BC%89%E9%97%AE%E5%9C%A8)
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