题目内容

阿糖胞苷水溶液pH 6．9，在60℃、70℃、80℃三个恒温水浴中进行加速试验，求得一级反应速度常数分别为3．5×10-4(h-1)、7．97×10-4(h-1)、1.84×10-3(h-1)，求反应活化能及阿糖胞苷水溶液的有效期。

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