ÌâÄ¿ÄÚÈÝ
2005Äê7ÔÂÒÔÀ´£¬ÇÝÁ÷¸ÐÔÚÈ«Çò·¢Éú²¢ÂûÑÓ£®¡°´ï·Æ¡±ÊÇÈðÊ¿ÂÞÊϹ«Ë¾ÑÐÖƵÄÓÐЧÖÎÁÆÈËÀàÇÝÁ÷¸ÐµÄÒ©Î´ï·ÆµÄÖ÷ÒªºÏ³ÉÔÁÏÊÇÎÒ¹úÊ¢²úµÄç²ÝËᣮ ÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ | |
[¡¡¡¡] | |
A£® |
ç²ÝËá¿ÉÈÜÓÚË® |
B£® |
ç²ÝËá×î¶à¿ÉºÍ4molNaOHÈÜÒº·´Ó¦ |
C£® |
´Ó½á¹¹ÉÏÍƲ⣬´ï·Æ¼È¿ÉÓëÑÎËá·´Ó¦ÓÖ¿ÉÓëÇâÑõ»¯ÄÆÈÜÒº·´Ó¦ |
D£® |
´Ó½á¹¹ÉÏÍƲ⣬ÒÔç²ÝËáΪÔÁϺϳɴï·ÆÐë¾¹ýõ¥»¯·´Ó¦µÈ²½Öè |
´ð°¸£ºB
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿