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S-S
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( ) A. NH3 B. CH4 C.
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2.?? ???101.3kPa,298K,??1????AB??,????A??
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1 O2 2 CH4 3 CO2 4 H2O2 5 Na2O2 6 NaOH
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C
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6????????????????8????????( ) PCl5
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