ÌâÄ¿ÄÚÈÝ

ÔÚ»¯Ñ§ÊµÑé¼¼ÄÜ¿¼ÊÔ×öÍê¡°¶þÑõ»¯Ì¼µÄÖÆÈ¡ºÍÐÔÖÊ¡±ÊµÑéºó£¬·ÏҺͰÖÐÓдóÁ¿µÄÑÎËáÓëÂÈ»¯¸ÆµÄ»ìºÏÈÜÒº(²»¿¼ÂÇÆäËûÔÓÖÊ)¡£Îª±ÜÃâÎÛȾ»·¾³²¢»ØÊÕÀûÓ÷ÏÒº£¬»¯Ñ§ÐËȤС×é×öÁËÈçÏÂʵÑ飺ȡ·ÏÒº10kg£¬ÏòÆäÖмÓÈëÈÜÖÊÖÊÁ¿·ÖÊýΪ21.2£¥µÄ̼ËáÄÆÈÜÒº¡£ËùµÃÈÜÒºpHÓë¼ÓÈëµÄ̼ËáÄÆÈÜÒºµÄÖÊÁ¿¹ØϵÈçͼ14Ëùʾ£¨ÒÑÖª£ºNa2CO3+CaCl2=CaCO3¡ý+2NaCl£©£º                                Í¼14

(1) ͨ¹ýͼ14¿ÉÖª£¬µ±Ì¼ËáÄÆÈÜÒºÖÊÁ¿¼Óµ½          kgʱ£¬·ÏҺǡºÃ´¦ÀíÍê(ÑÎËáÓëÂÈ»¯¸ÆµÄ»ìºÏÈÜÒºÍêȫת»¯³ÉÂÈ»¯ÄÆÈÜÒº)¡£

(2)¼ÆËã·ÏÒºÖÐÂÈ»¯¸ÆµÄÖÊÁ¿·ÖÊý¡£

(3)·ÏҺǡºÃ´¦ÀíÍêʱ£¬ÈÜÒºÖÐÂÈ»¯ÄƵÄÖÊÁ¿·ÖÊý¡£

£¨1£©15kg                                 

£¨2£©11.1%

£¨3£©    1.17kg X 3        X 100%    =  15.2%

         10kg+15kg-0.88kg-1kg


Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø