ÌâÄ¿ÄÚÈÝ

25 ¡æʱ£¬²¿·ÖÎïÖʵĵçÀëƽºâ³£ÊýÈç±íËùʾ£º

»¯Ñ§Ê½

CH3COOH

H2C2O4

H2S

µçÀëƽºâ³£Êý

1.8¡Á10-5

Ka1=5.4¡Á10-2

Ka2=5.4¡Á10-5

Ka1=1.3¡Á10-7

Ka2=7.1¡Á10-15

Çë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©H2SµÄÒ»¼¶µçÀë³£Êý±í´ïʽΪKa1=____________________

£¨2£©CH3COOH¡¢H2C2O4¡¢H2SµÄËáÐÔÓÉÇ¿µ½ÈõµÄ˳Ðò________________________

£¨3£©H2C2O4ÓëÉÙÁ¿µÄKOHÈÜÒº·´Ó¦µÄ»¯Ñ§·½³Ìʽ£º_______________________

£¨4£©NaHSÈÜÒºÓëNaHC2O4ÈÜÒº·´Ó¦µÄÀë×Ó·½³Ìʽ£º_______________________

£¨5£©H£«Å¨¶ÈÏàͬµÈÌå»ýµÄÁ½·ÝÈÜÒºA£¨ÑÎËᣩºÍB£¨CH3COOH£©·Ö±ðÓëп·Û·´Ó¦£¬Èô×îºó½öÓÐÒ»·ÝÈÜÒºÖдæÔÚп£¬·Å³öÇâÆøµÄÖÊÁ¿Ïàͬ£¬ÔòÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ__________£¨ÌîдÐòºÅ£©¡£

¢Ù·´Ó¦ËùÐèÒªµÄʱ¼äB£¾A

¢Ú¿ªÊ¼·´Ó¦Ê±µÄËÙÂÊA£¾B

¢Û²Î¼Ó·´Ó¦µÄпµÄÎïÖʵÄÁ¿A=B

¢Ü·´Ó¦¹ý³ÌµÄƽ¾ùËÙÂÊB£¾A

¢ÝBÖÐÓÐпʣÓà

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø