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最佳答案:生成水合的过氧化钙结晶水数目不定,最多是8CaCl2+H2O2+6H2O+2NH3.H2O=CaO2·8H2O+2NH4Cl
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最佳答案:混合物:1,5,7,13,20纯净物:2,3,4,6,8,9,10,11,12,14,15,16,17,18,19化合物:2,3,4,6,8,9,10,11,1