ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÓÃNA±íʾ°¢·ü¼ÓµÂÂÞ³£Êý¡£ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨ £©
¢ÙÔÚ±ê×¼×´¿öÏ£¬NA¸öSO3·Ö×ÓËùÕ¼µÄÌå»ýΪ22.4L
¢ÚS2ºÍS8µÄ»ìºÏÎï¹²6.4g£¬ÆäÖÐËùº¬ÁòÔ×ÓÊýÒ»¶¨Îª0.2NA
¢Û±ê׼״ףϣ¬22.4LNOºÍ11.2LO2»ìºÏºóÆøÌåµÄ·Ö×Ó×ÜÊýΪ1.5 NA
¢Ü1molAlCl3ÈÜÓÚ1LµÄË®ÖУ¬ËùµÃÈÜÒºº¬ÓÐ1NAAl3+
¢ÝÔÚ±ê×¼×´¿öÏ£¬22.4LCl2Óë×ãÁ¿µÄÇâÑõ»¯¼ØÈÜÒº·´Ó¦×ªÒƵĵç×ÓÊýΪNA
¢Þ100mL1mol/LFe2(SO4)3ÈÜÒºÖУ¬Fe3+ºÍSO42-Àë×ÓÊýµÄ×ܺÍÊÇ0.5NA
A£®¢Ú¢Ý B£®¢Ù¢Ú¢Ü¢Þ C£®¢Û¢Ý¢Þ D£®¢Ù¢Ú¢Ý¢Þ
¡¾´ð°¸¡¿A
¡¾½âÎö¡¿
ÊÔÌâ·ÖÎö£º¢ÙÔÚ±ê×¼×´¿öÏÂSO3²»ÊÇÆø̬£¬²»ÄÜÀûÓÃÆøÌåĦ¶ûÌå»ý¼ÆËãÌå»ý£¬´íÎ󣻢ÚS2ºÍS8µÄ»ìºÏÎï¹²6.4g£¬ÆäÖÐËùº¬ÁòÔ×ÓÊýÒ»¶¨Îª£½0.2NA£¬ÕýÈ·£»¢Û±ê׼״ףϣ¬22.4LNOºÍ11.2LO2»ìºÏºóÇ¡ºÃÉú³É22.4LNO2£¬µ«NO2´æÔÚƽºâ2NO2N2O4£¬ÊÇÆøÌåµÄ·Ö×Ó×ÜÊýСÓÚNA£¬´íÎ󣻢Ü1molAlCl3ÈÜÓÚ1LµÄË®ÖУ¬ÓÉÓÚÂÁÀë×ÓË®½â£¬Òò´ËËùµÃÈÜÒºº¬ÓеÄAl3+СÓÚ1mol£¬´íÎ󣻢ÝÔÚ±ê×¼×´¿öÏ£¬22.4LCl2Óë×ãÁ¿µÄÇâÑõ»¯¼ØÈÜÒº·´Ó¦×ªÒƵĵç×ÓÊýΪNA£¬ÕýÈ·£»¢Þ100mL1mol/LFe2(SO4)3ÈÜÒºÖÐÌúÀë×ÓË®½â£¬×¢ÈëFe3+ºÍSO42-Àë×ÓÊýµÄ×ܺÍСÓÚ0.5NA£¬´íÎ󣬴ð°¸Ñ¡A¡£
¡¾ÌâÄ¿¡¿W¡¢X¡¢Y¡¢ZËÄÖÖ¶ÌÖÜÆÚÔªËصÄÔ×ÓÐòÊý£ºX£¾W£¾Z£¾Y£®WÔ×ÓµÄ×îÍâ²ãûÓÐpµç×Ó£¬XÔ×ÓºËÍâsµç×ÓÊýÓëpµç×ÓÊýÖ®±ÈΪ1£º1£¬YÔ×Ó×îÍâ²ãsµç×ÓÊýÖ®±ÈΪ1£º1£¬ZÔ×ÓµÄpµç×ÓÊý±ÈYÔ×ӵĶà2¸ö£®
£¨1£©ËÄÖÖÔªËØÔ×Ӱ뾶´Ó´óµ½Ð¡µÄ˳ÐòΪ £¨ÓÃÔªËØ·ûºÅ±íʾ£©£®
£¨2£©ÇëÓá°£¾¡±»ò¡°£¼¡±Ìî¿Õ£º
µÚÒ»µçÀëÄÜ | µç¸ºÐÔ | Ç⻯Îï·Ðµã | ×î¸ß¼ÛÑõ»¯Îï¶ÔӦˮ»¯ÎïµÄ¼îÐÔ |
W¡¡¡¡¡¡¡¡¡¡¡¡X | Z¡¡¡¡¡¡¡¡¡¡¡¡Y | Y¡¡¡¡¡¡¡¡¡¡¡¡Z | W¡¡¡¡¡¡¡¡¡¡¡¡X |
£¨3£©Ð´³öXÔªËصĵ¥ÖÊÓëZ¡¢YËùÐγɵĻ¯ºÏÎï·´Ó¦µÄ»¯Ñ§·½³Ìʽ£¬²¢±ê³öµç×ÓתÒƵķ½ÏòºÍÊýÄ¿£º £®
¡¾ÌâÄ¿¡¿Ò»¸öÔµç³ØµÄ×Ü·´Ó¦µÄÀë×Ó·½³ÌʽÊÇZn£«Cu2£«===Zn2£«£«Cu£¬¸ÃÔµç³ØµÄºÏÀí×é³É
Õý¼« | ¸º¼« | µç½âÖÊÈÜÒº | |
A | Zn | Cu | CuCl2 |
B | Cu | Zn | H2SO4 |
C | Cu | Zn | CuSO4 |
D | Zn | Fe | CuCl2 |
¡¾ÌâÄ¿¡¿£¨1£©ÓÃO2½«HC1ת»¯ÎªCl2£¬¿ÉÌá¸ßЧÒ棬¼õÉÙÎÛȾ£¬´«Í³ÉϸÃת»¯Í¨¹ýÈçÏÂͼËùʾµÄ´ß»¯¼ÁÑ»·ÊµÏÖ£¬
ÆäÖУ¬·´Ó¦¢ÙΪ£º2HCl(g)+CuO(s) H2O(g)+CuCl2£¨s£© ¡÷H1£¬·´Ó¦¢ÚÉú³É1 mol Cl2 (g)µÄ·´Ó¦ÈÈΪ¡÷H2£¬Ôò×Ü·´Ó¦µÄÈÈ»¯Ñ§·½³ÌʽΪ____________________________¡££¨·´Ó¦ÈÈÓá÷H1ºÍ¡÷H2±íʾ£©¡£
£¨2£©Ò»¶¨Ìõ¼þϲâµÃÉÏÊö·´Ó¦¹ý³ÌÖÐc(Cl2)µÄÊý¾ÝÈçÏ£º
t£¨min£© | 0 | 2.0 | 4.0 | 6.0 | 8.0 |
c(Cl2)/10-3(mol/L) | 0 | 1.8 | 3.7 | 5.4 | 7.2 |
¼ÆËã2.0¡«6.0minÄÚÒÔHClµÄÎïÖʵÄÁ¿Å¨¶È±ä»¯±íʾµÄ·´Ó¦ËÙÂÊ _________¡£
£¨3£©³£ÎÂÏ£¬½«³ýÈ¥±íÃæÑõ»¯Ä¤µÄAl¡¢CuƬ²åÈëŨHNO3ÖÐ×é³ÉÔµç³Ø£¨Í¼1£©£¬²âµÃÔµç³ØµÄµçÁ÷Ç¿¶È£¨I£©Ëæʱ¼ä£¨t£©µÄ±ä»¯Èçͼ2Ëùʾ£¬·´Ó¦¹ý³ÌÖÐÓкì×ØÉ«ÆøÌå²úÉú¡£
0¡«tlʱ£¬Ôµç³ØµÄ¸º¼«ÊÇAlƬ£¬´Ëʱ£¬Õý¼«µÄµç¼«·´Ó¦Ê½ÊÇ______________£¬ÈÜÒºÖеÄH+Ïò______¼«Òƶ¯£¬tlʱ£¬Ôµç³ØÖеç×ÓÁ÷¶¯·½Ïò·¢Éú¸Ä±ä£¬ÆäÔÒòÊÇ_____________¡£