ÌâÄ¿ÄÚÈÝ
ÒÑÖªNaHSO3ÈÜÒº³ÊËáÐÔ¡¢NaHCO3ÈÜÒº³Ê¼îÐÔ¡£ÏÖÓÐŨ¶È¾ùΪ0.1 mol¡¤L£1µÄNaHSO3ÈÜÒººÍNaHCO3ÈÜÒº£¬ÈÜÒºÖи÷Á£×ÓµÄÎïÖʵÄÁ¿Å¨¶È´æÔÚÏÂÁйØϵ£¨R±íʾS»òC£©£¬ÆäÖÐÕýÈ·µÄÊÇ
A£®c(Na£«)£¾c(HRO3£)£¾c(H£«)£¾c(RO32£)£¾c(OH£)
B£®c(Na£«)£«c(H£«)£½c(HRO3£)£«c(RO32£)£«c(OH£)
C£®c(H£«)£«c(H2RO3)£½c(RO32£)£«c(OH£)
D£®Á½ÈÜÒºÖÐc(Na£«)¡¢c(HRO3£)¡¢c(RO32£)·Ö±ðÏàµÈ
¡¾´ð°¸¡¿
C
¡¾½âÎö¡¿NaHSO3ÈÜÒº³ÊËáÐÔ¡¢NaHCO3ÈÜÒº³Ê¼îÐÔ£¬ËµÃ÷Ç°ÕߵĵçÀë³Ì¶È´óÓÚË®½â³Ì¶È¡£ºóµÄË®½â³Ì¶È´óÓÚµçÀë³Ì¶È£¬Ñ¡ÏîAD¶¼ÊÇ´íÎóµÄ£¬B²»·ûºÏµçºÉÊغ㣬Ҳ²»ÕýÈ·¡£C·ûºÏÖÊ×ÓÊغ㣬CÕýÈ·£¬´ð°¸Ñ¡C¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿