ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿ÒÑÖª¿Õ¼äÕ¾µÄ×Öº½Ô±Ã¿ÌìÿÈËƽ¾ùÐèÒªÏûºÄ640gµÄÑõÆø£¬Åųö880gµÄ¶þÑõ»¯Ì¼¡£

(1)Èô¿Õ¼äÕ¾½â¾öÑõÆø¹©¸øµÄ·½·¨Êǵç½âË®¡£ÔòÒ»Ãû×Öº½Ô±Ã¿ÌìÐèÒªµç½âË®ÖÊÁ¿ÊÇ_____?(д³ö¼ÆËã¹ý³Ì)

(2)¿Õ¼äÕ¾½â¾ö¶þÑõ»¯Ì¼µÄ·½·¨ÊÇ´Ó¿Õ¼äÕ¾µÄ¿ÕÆø·ÖÀë³ö¶þÑõ»¯Ì¼£¬ÔÚÒ»¶¨Ìõ¼þϽ«¶þÑõ»¯Ì¼ºÍÇâÆø·´Ó¦Éú³É¼×ÍéºÍË®: £»ÏÖÒª´¦ÀíÒ»ÃûÓԱÿÌìºô³ö880gµÄ¶þÑõ»¯Ì¼£¬Çë¼ÆËãÐèÏûºÄÇâÆøµÄÖÊÁ¿ºÍÉú³ÉË®µÄÖÊÁ¿£¬ÔÚͼÖл­³öÏàÓ¦µÄÇúÏßͼ²¢±ê³öÏàÓ¦µÄÊý¾Ý¡£

(3)¿Õ¼äÕ¾ÒªÓÀ¾Ã³ýÈ¥Áò»¯ÇâÆøÌ壬ϱíÊdzýÈ¥Áò»¯ÇâÆøÌåµÄÁ½ÖÖÒ©Æ·µÄÏà¹ØÐÅÏ¢:

¼Û¸ñ(Ôªkg)

ÖÊÁ¿kg (´¦Àí1kgÁò»¯ÇâËùÐèÒ©Æ·µÄÖÊÁ¿)

ÇâÑõ»¯ï®LiOH

95

1.4

ÇâÑõ»¯ÄÆNaOH

57

2.4

¿Õ¼äÕ¾Ó¦¸ÃÑ¡Ôñ__________À´³ýÈ¥Áò»¯ÇâÆøÌ壬ԭÒòÊÇ_______¡£

¡¾´ð°¸¡¿720g ÇâÑõ»¯ï®£¬´¦ÀíͬµÈÖÊÁ¿Áò»¯Ç⣬ÏûºÄµÄÇâÑõ»¯ï®¸üÉÙ£¬¿ÉÒÔ¼õÉÙЯ´øµÄÖÊÁ¿

¡¾½âÎö¡¿

£¨1£©ÉèÒ»ÃûÓԱÿÌìÐèÒªµç½âµÄË®ÖÊÁ¿Îªx£¬

x£½720g

´ð£ºÒ»ÃûÓԱÿÌìÐèÒªµç½âµÄË®ÖÊÁ¿Îª720g¡£

£¨2£©ÉèÐèÏûºÄÇâÆøµÄÖÊÁ¿ºÍÉú³ÉË®µÄÖÊÁ¿·Ö±ðΪy¡¢z£¬

½âµÃ£ºy= 160g£¬z=720g

´ð£ºÉèÐèÏûºÄÇâÆøµÄÖÊÁ¿Îª160g£¬Éú³ÉË®µÄÖÊÁ¿·Ö±ðΪ720g¡£

·´Ó¦´Ó0¿ªÊ¼£¬Ëæ×Å·´Ó¦½øÐУ¬ÏûºÄÇâÆøµÄÖÊÁ¿ºÍÉú³ÉË®µÄÖÊÁ¿²»¶ÏÔö¼Ó£¬ÖÁ·´Ó¦½áÊø£¬²»ÔÙÔö¼Ó¡£

£¨3£©¿Õ¼äÕ¾ÒªÓÀ¾Ã³ýÈ¥Áò»¯ÇâÆøÌ壬Ö÷Òª¿¼ÂÇÖÊÁ¿£»´¦ÀíͬµÈÖÊÁ¿Áò»¯Ç⣬ÏûºÄµÄÇâÑõ»¯ï®¸üÉÙ£¬¿ÉÒÔ¼õÉÙЯ´øµÄÖÊÁ¿¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø