1¡¢ÏÂÁÐÎïÖÊÊôÓÚµç½âÖʵÄÊÇ                                                  

A£®ÕáÌÇ           B£®ÂÈ»¯ÄÆ          C£®CO₂          D£®Í­

2¡¢ÏÂÁÐÎïÖʵÄË®ÈÜÒºÓÉÓÚË®½â¶ø³Ê¼îÐÔµÄÊÇ                                     (  )

A£®NaHSO₄        B£® AgNO₃        C£®NH₃           D£®Na₂CO₃

3¡¢ÔÚÒ»Ö§25mLµÄËáʽµÎ¶¨¹ÜÖÐÊ¢Èë0.1mol/LÑÎËᣬÆäÒºÃæÇ¡ºÃÔÚ5mL¿Ì¶È

´¦£¬Èô°ÑµÎ¶¨¹ÜÖеÄÈÜҺȫ²¿·ÅÈëÉÕ±­ÖУ¬ÔòÉÕ±­ÖÐÈÜÒºµÄÌå»ý

ÊÇ                                (  )

A£®µÈÓÚ5mL       B£®Ð¡ÓÚ20mL      C£®µÈÓÚ20mL     D£®´óÓÚ20mL