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huilangswpu

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jiagle

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huilangswpu: ½ð±Ò+5, ¡ïÓаïÖú 2014-06-18 12:58:14
ÊÇÒòΪËá¸ùË®½â£¬È»ºóÔÙÉú³ÉCaF2£º
      [BF4](-) + 3H2O = B(OH)3 + 3HF + F(-)
         Ca(2+) + 2F(-) = CaF2(s)
2Â¥2014-06-17 08:14:53
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

huilangswpu

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2Â¥: Originally posted by jiagle at 2014-06-17 08:14:53
ÊÇÒòΪËá¸ùË®½â£¬È»ºóÔÙÉú³ÉCaF2£º
      (-) + 3H2O = B(OH)3 + 3HF + F(-)
         Ca(2+) + 2F(-) = CaF2(s)

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