ÌâÄ¿ÄÚÈÝ

£¨10·Ö£©Ä³Àë×Ó¾§Ì徧°ûÈçͼËùʾ£¬ÑôÀë×Ó X£¨¡ñ£©Î»ÓÚÁ¢·½ÌåµÄ¶¥µã£¬ÒõÀë×ÓY£¨¡ð£©Î»ÓÚÁ¢·½ÌåµÄÖÐÐÄ£¬ÊÔ·ÖÎö£º

£¨1£©¾§ÌåÖÐYµÄÅäλÊýÊÇ       £» XµÄÅäλÊýÊÇ     £»¸Ã¾§ÌåµÄ»¯Ñ§Ê½Îª    ¡¡¡¡¡¡ ¡£
£¨2£©¾§ÌåÖÐÔÚÿ¸öXÖÜΧÓëËü×î½Ó½üÇÒ¾àÀëÏàµÈµÄX¹²ÓР       ¸ö¡£
£¨3£©¸Ã¾§ÌåµÄĦ¶ûÖÊÁ¿ÎªM g£¯mol£¬¾§ÌåÃܶÈΪ¦Ñ g£¯cm3£¬°¢·ü¼ÓµÂÂÞ³£ÊýΪNA£¬Ôò¾§ÌåÖÐÁ½¸ö¾àÀë×î½üµÄXÖÐÐļäµÄ¾àÀëΪ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡cm¡£

£¨10·Ö£©¢Å8 £»8£» XY   ¢Æ6   ¢Ç

½âÎö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø