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shaoyong
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3Â¥2008-12-14 08:51:11
ru0629
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sos20002000(½ð±Ò+1,VIP+0):лл»Ø´ð
sos20002000(½ð±Ò+1,VIP+0):лл»Ø´ð
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H2O2 is not stable in alkaline .It will produce oxygen . The reaction is H2O2 --> H2O +1/2 O2 |
2Â¥2008-12-14 08:13:08
xinzhi22jiang
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4Â¥2008-12-15 01:09:56
axispace
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5Â¥2008-12-19 21:02:13














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