用在110℃烘过的Na 2 CO 3 作为基准标定HCl溶液浓度,则标定所得的HCl溶液浓度偏低。( )
A.
正确
B.
错误
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【判断题】Hemoglobin exists in two interchangeable structural states, T and R. The T state is most stable when oxygen is bound. Oxygen binding promotes transition from the T to the R state.