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的测量时间是否正好为5，10，…60分钟？蔗糖水解过程中体系的旋光度增大还是减小？

时间：2021-12-30 01:34 关键词：物理学林学

答案解析

<p> 不是，应在旋光度读数稳定后，先记录精确的反应时间，几分几秒，再读旋光度。由于反应体系的旋光度会由右旋逐渐转变为左旋，蔗糖水解过程中旋光度是在不断减小。</p>

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