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Comparison of qe with varying pH (Figure 1) in the form presented is not correct. The correct comparison would be qmax with varying pH. Calculating ct from the data in Figure 1 gives a value between 10-20 mg/L, which is clearly in the region where KL dominates the isotherm and not qmqx. Running isotherms at each pH would be the best way of getting KL and qmax at each pH for each CHT. ÒÔÉÏΪÉó¸åÈ˵ÄÒâ¼û¡£ÎÒ²»Öª¾ßÌåÊÇʲôÒâ˼£¬²»Öª¸ÃÔõô»Ø´ð¡£ |
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Comparison of qe with varying pH (Figure 1) in the form presented is not correct. The correct comparison would be qmax with varying pH. Calculating ct from the data in Figure 1 gives a value between 10-20 mg/L, which is clearly in the region where KL dominates the isotherm and not qmqx. Running isotherms at each pH would be the best way of getting KL and qmax at each pH for each CHT. ¸öÈËÀí½â´óÖÂÒâ˼ÈçÏ£º 1¡¢Â¥Ö÷¶Ô±È²»Í¬pHÌõ¼þϵÄqeÊDz»µ±µÄ£» 2¡¢Éó¸åÈ˵ÄÒâ˼Ӧ¸ÃÊÇͨ¹ý¶Ô±È²»Í¬pHÌõ¼þÏÂqmaxµÄ´óСµÃ³ö×îÓÅpH²Å±È½ÏÍ×µ±£¬¶øÂ¥Ö÷±È½ÏµÄÊDz»Í¬pHÌõ¼þϵÄqe£¨Ò²¾ÍÊÇ˵ÄãµÄpHÓÅ»¯Ñ¡ÔñÇ·Í×£¬²»¹ýÎÒÒ²ÊǸúÂ¥Ö÷ͬÑùµÄ·½Ê½×öµÄ£©£» 2¡¢¸ù¾ÝÂ¥Ö÷µÄͼ1¿ÉÒÔËã³öctÖµÔÚ10-20 mg/LÖ®¼ä£¬¶øÔÚÕâ¸öŨ¶È·¶Î§ÄÚKLÓ¦¸ÃdominatesµÈÎÂÏßÄ£ÐÍ£¬¼ÆËã³öµÄÊýÖµ²»ÊÇqmqx£¨Õâ¸öÊDz»ÊÇÂ¥Ö÷д´íÁË£¬»òÐíÊÇqmax£¿£©£» 3¡¢Éó¸åÈË£º×îºÃµÄ·½·¨Ó¦¸ÃÊÇÔÚÿ¸öpHµÄÌõ¼þϸ÷½øÐÐÒ»×éÊÔÑ飬Ȼºó¶ÔͬһpHÌõ¼þϵÄÊÔÑéÊý¾Ý½øÐеÈÎÂÏßÄâºÏ£¬È»ºóÕë¶Ôÿ¸öpHºÍÿ¸öCHTͶ¼ÓÁ¿µÃµ½ÏàÓ¦µÄKLºÍqmax¡£Éó¸åÈËÈÏΪͨ¹ýÕâÖÖ·½Ê½µÃµ½×îÓÅpH²ÅÊǺÏÀíµÄ¡£ ----------------------------------------------------- ÒÔÉϽöΪ¶ÔÉó¸åÈËÒâ¼ûµÄ¸öÈËÀí½â£¬²Î¿¼ ------------------------------------------------------ ¿´Ñù×ÓÂ¥Ö÷Òª²¹ÊÔÑéÁË£¬¹À¼ÆÉó¸åÈ˶ÔÕâ·½Ãæ»¹ÊÇÓÐËùÑо¿µÄ ¡£ |

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tianmaxing8681
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3Â¥2013-04-22 15:24:51
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