It had been so frustrating that I had come close to telling her several times during the weekend that maybe we had just grown too far apart to continue our friendship , but I didn't. (Passage Four)
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参考答案:
举一反三
【简答题】“理想气体在外压一定时绝热膨胀,因为是等压,所以Q p =ΔH;又因为绝热,所以Q p =0。因此可得ΔH=Q p =0。”这个结论对吗?为什么?