在实验课上为鉴别两无色溶液稀盐酸与稀硫酸需要选用的试剂是 A.石蕊试液b.酚酞试液c.硝酸银溶液d.硝酸钡溶液——青夏教育精英家教�—— Template




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tomski在实验课上为鉴别两无色溶液稀盐酸与稀硫酸需要选用的试剂是 a.石蕊试液b.酚酞试液c.硝酸银溶液d.硝酸钡溶液——青夏教育精英家教�—— coloring