下列说法错误的是 A. 用ph试纸测得醋酸溶液的ph为9 b. 用稀盐酸除去铁表面的铁锈 c. 用熟石灰改良酸性土壤 D. 浓硫酸有吸水 Template




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tomski下列说法错误的是 a. 用ph试纸测得醋酸溶液的ph为9 coloring