ÌâÄ¿ÄÚÈÝ
ijÀë×Ó¾§ÌåµÄ¾§°û½á¹¹ÈçͼËùʾ¡£ÊÔÇó£º
(1)¾§ÌåÖÐÿһ¸öYͬʱÎüÒý×Å________________¸öX£¬Ã¿¸öXͬʱÎüÒý×Å_____________¸öY£¬¸Ã¾§ÌåµÄ»¯Ñ§Ê½ÊÇ________________________________________________¡£
(2)¾§ÌåÖÐÔÚÿ¸öXÖÜΧÓëËü×î½Ó½üÇÒ¾àÀëÏàµÈµÄX¹²ÓÐ________________¸ö¡£
(3)¾§ÌåÖоàÀë×î½üµÄ2¸öXÓëÒ»¸öYÐγɵļнÇ(¡ÏXYX)Ϊ________________¡£
(4)Éè¸Ã¾§ÌåµÄĦ¶ûÖÊÁ¿ÎªM g¡¤mol-1£¬¾§ÌåÃܶÈΪ¦Ñ g¡¤cm-3£¬°¢·ü¼ÓµÂÂÞ³£ÊýΪNa£¬Ôò¾§ÌåÖÐÁ½¸ö¾àÀë×î½üµÄXÖÐÐļäµÄ¾àÀëΪ________________cm¡£
½âÎö£º(1)´Ë½á¹¹Ëä²»·ûºÏ¾§°û¡°ÎÞ϶²¢Öá±£¬µ«ÈÔ¿ÉÓôËÁ¢·½½á¹¹µ¥Ôª¼ÆË㾧Ìå×é³É¡£´ËÁ¢·½µ¥ÔªÖÐÖ»ÓÐ1¸öY£¬ÇÒÿ¸öYͬʱÎüÒý4¸öX£¬¶øX´¦ÓÚ¶¥µãÉÏΪ8¸öÁ¢·½µ¥ÔªËù¹²ÓУ¬¼´Ã¿¸öXͬʱÎüÒý8¸öY¡£ÔÚÿ¸ö¸ÃÁ¢·½µ¥ÔªÖк¬X¡Á4=(¸ö)£¬º¬Y 1¸ö£¬Ôò»¯Ñ§Ê½ÎªXY2»òY2X¡£
(2)ÔÚÒ»¸öÁ¢·½µ¥ÔªÖУ¬Ã¿¸öXÓëËüµÄ¾àÀë×î½Ó½üµÄXÓÐÈý¸ö£¬Ôòÿ¸öXÖÜΧÓÐ3¡Á=12(¸ö)(ÿ¸öÃæΪÁ½¸öÁ¢·½µ¥Ôª¹²ÓÐ)¡£
(3)ÔÚ´ËÁ¢·½µ¥ÔªÖУ¬YÓë4¸öXÐγÉÕýËÄÃæÌå½á¹¹£¬¹Ê¼ü½ÇΪ109¡ã28¡ä¡£
(4)ÒòΪһ¸öÁ¢·½µ¥ÔªÖÐÖ»º¬¸öXY2£¬ÔòÓÐ=¦Ñ¡¤V¡¤NA,V=,¶øV=l+3(Éè±ß³¤Îªl)£¬Ôòl+3=£¬l=£¬ÉèXÓëX¼äµÄ¾àÀëΪs£¬
´ð°¸£º(1)4 8 XY2»ò(Y2X) (2)12 (3)109¡ã28¡ä
(4)