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yi 84 xiao du ye wei zai ti de fe( ) yang hua shi yan wen ti zu she ji
Author(s): 
Pages: 77-78
Year: Issue:  8
Journal: Education in Chemistry

Abstract:  1 实验过程设计以84消毒液为载体,按照三个问题组的提示进行实验探究.[问题组一]通过课前阅读材料(见附),推测84消毒液的酸碱性.用pH试纸验证之.
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