化学兴趣小组的同学用如下图所示装置做中和反应实验请按要求回答问题1�盛有氢氧化钠溶液的烧杯中滴入酚酞溶液溶液变为红色此时溶液的ph Template




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tomski化学兴趣小组的同学用如下图所示装置做中和反应实验请按要求回答问题1�盛有氢氧化钠溶液的烧杯中滴入酚酞溶液溶液变为红色此时溶液的ph coloring