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鄧霞霞銅蟲 (小有名氣)
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[求助]
土壤對銅的吸附實(shí)驗(yàn)
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我做的土壤對銅的吸附實(shí)驗(yàn)中,PH=5.5,銅離子濃度為40,60,80,100,120mg/L,原子吸收測定的吸光值很小且不成梯度,吸光值分別為0.0013,0.0012,0.0004,0.0044,-0.0001,但是PH=2.5的那一組的實(shí)驗(yàn)結(jié)果就很好吸光值分別為0.0647,0.0796,0.1260,0.1898,0.3043.請幫忙分析一下為什么會出現(xiàn)這種情況,謝謝![]() |
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