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°ÑMgCl2¡¢AlCl3Á½ÖÖ¹ÌÌå×é³ÉµÄ»ìºÏÎïÈÜÓÚ×ãÁ¿µÄË®ºó£¬ÔÚËùµÃÈÜÒºÖÐÖðµÎ¼ÓÈë10%µÄNaOHÈÜÒº£¬¼ÓÈëNaOHÈÜÒºµÄÖÊÁ¿ºÍÉú³É³ÁµíµÄÖÊÁ¿ÈçÏÂͼËùʾ¡£ÒÑÖª£ºNaOHÓëAlCl3·´Ó¦Ê±£¬ÏÈʹAlCl3È«²¿×ª»¯Îª²»ÈÜÓÚË®µÄAl(OH)3£¬È»ºóAl(OH)3»¹ÄܼÌÐøÓë¹ýÁ¿µÄNaOH·¢ÉúÈçÏ·´Ó¦£ºAl(OH)3+NaOH====NaAlO2+2H2O£¬ÆäÖÐNaAlO2 ÊÇ¿ÉÈÜÓÚË®µÄÎïÖÊ£¬ÊԻشð£º
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£¨1£©Mg(OH)2¡¢Al(OH)3£» Mg(OH)2
£¨2£©Al(OH)3 + NaOH = NaAlO2 + 2H2O
           78             40
            x              40g¡Á10%
            x = 7.8g
        AlCl3 + 3NaOH = Al(OH)3¡ý+ 3NaCl
        133.5                     78
          y                         7.8g   
          y = 13.35g
        MgCl2 + 2NaOH = Mg(OH)2¡ý + 2NaCl
          95                          58
           z                       13.6g-7.8g
           z = 9.5g
´ð£ºAlCl3Ϊ13.35g£¬MgCl2Ϊ9.5g
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