逐级稳定常数和累积稳定常数
逐级稳定常数是指金属离子与其它配位剂L逐级形成MLn型配位化合物的各级形成常数。将逐级稳定常数相乘,得到累积稳定常数。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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