ÌâÄ¿ÄÚÈÝ
£¨1£©CuSO4ÈÜÒºÖк¬ÓÐÉÙÁ¿µÄFe3+£¬³ýÔӵķ½Ê½ÊǼÓÈëÊʵ±ÎïÖʵ÷ÕûÈÜÒºÖÁpH=3.5£¬Ê¹Fe3+ת»¯ÎªFe(OH)3£¬¿ÉÒÔ´ïµ½³ýÈ¥Fe3+¶ø²»ËðʧCuSO4µÄÄ¿µÄ£¬µ÷ÕûÈÜÒºpH¿ÉÑ¡ÓÃÏÂÁÐÖеÄ___________
A£®CuO B£®NH3¡¤H2O C£®NaOH D£®Cu(OH)2
£¨2£©³£ÎÂÏÂ,Fe(OH)3µÄÈܶȻýKsp=10-38 , Cu(OH)2µÄÈܶȻýKsp=3.0¡Á10-20 £¬Í¨³£ÈÏΪ²ÐÁôÔÚÈÜÒºÖеÄÀë×ÓŨ¶ÈСÓÚ1¡Á10-5 mol/Lʱ¾ÍÈÏΪ³ÁµíÍêÈ«£¬ÉèÈÜÒºÖÐCuSO4µÄŨ¶ÈΪ3.0 mol/L£¬ÔòCu(OH)2¿ªÊ¼³ÁµíʱÈÜÒºµÄpHΪ________£¬Fe3+ÍêÈ«³ÁµíʱÈÜÒºµÄpHΪ________£¬Í¨¹ý¼ÆËãÈ·¶¨£¨1£©Öеķ½°¸________£¨Ìî¡°¿ÉÐС±»ò¡°²»¿ÉÐС±£©¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿