£¨1£©ÒÑÖª£º¼ÓÈÈʱNH4++OH-=NH3¡ü+H2O£®°ÑaLº¬£¨NH4£©2SO4ºÍNH4NO3µÄ»ìºÏÒº·ÖΪÁ½µÈ·Ý£ºÒ»·Ý¼ÓÈëbmolÉռ¼ÓÈÈ£¬Ç¡ºÃ°ÑNH3È«²¿¸Ï³ö£»ÁíÒ»·ÝÐè¼ÓÈ뺬cmolBaCl2µÄÈÜÒº£¬Ê¹³Áµí·´Ó¦¸ÕºÃÍêÈ«£¬ÔòÔ­ÈÜÒºÖÐNO3¡¥µÄÎïÖʵÄÁ¿Å¨¶ÈÊÇ______£¨Óú¬a¡¢b¡¢cµÄ´úÊýʽ±íʾ£©£®
£¨2£©Èç¹ûagijÆøÌåÖк¬ÓеķÖ×ÓÊýΪb£¬Ôòcg¸ÃÆøÌåÔÚ±ê×¼×´¿öϵÄÌå»ýÊÇ£¨NAΪ°¢·ü¼ÓµÂÂÞ³£ÊýµÄÖµ£©______£¨Óú¬a¡¢b¡¢c¡¢NAµÄ´úÊýʽ±íʾ£©£®
£¨3£©Í¬ÎÂͬѹÏ£¬ÆøÌåAÓëÑõÆøµÄÖÊÁ¿±ÈΪ1£º2£¬Ìå»ý±ÈΪ1£º4£¬ÆøÌåAµÄÏà¶Ô·Ö×ÓÖÊÁ¿ÊÇ______£®
£¨4£©½«±ê×¼×´¿öϵÄaLÂÈ»¯ÇâÆøÌåÈÜÓÚ1000gË®ÖУ¬µÃµ½µÄÑÎËáµÄÃܶÈΪbg/mL£¬Ôò¸ÃÑÎËáµÄÎïÖʵÄÁ¿µÄŨ¶ÈÊÇ______£®
£¨1£©bmolÉÕ¼î¸ÕºÃ°ÑNH3È«²¿¸Ï³ö£¬¸ù¾ÝNH4++OH-¨TNH3+H2O¿É֪ÿ·ÝÖк¬ÓÐbmolNH4+£¬
ÓëÂÈ»¯±µÈÜÒºÍêÈ«·´Ó¦ÏûºÄcmolBaCl2£¬¸ù¾ÝBa2++SO42-¨TBaSO4¡ý¿É֪ÿ·Ýº¬ÓÐSO42-cmol£®
Áîÿ·ÝÖÐNO3-µÄÎïÖʵÄÁ¿Îªn£¬¸ù¾ÝÈÜÒº²»ÏÔµçÐÔ£¬Ôò£º
bmol¡Á1=cmol¡Á2+n¡Á1
½âµÃn=£¨b-2c£©mol
ÿ·ÝÈÜÒºµÄÌå»ýΪ0.5aL£¬ËùÒÔÿ·ÝÈÜÒºÏõËá¸ùµÄŨ¶ÈΪc£¨NO3-£©=
(b-2c)mol
0.5aL
=
2b-4c
a
mol/L£¬
¼´Ô­ÈÜÒºÖÐÏõËá¸ùµÄŨ¶ÈΪ
2b-4c
a
mol/L£¬¹Ê´ð°¸Îª£º
2b-4c
a
mol/L£»
£¨2£©¼ÙÉèÆøÌå·Ö×ÓµÄĦ¶ûÖÊÁ¿ÎªM£¬Ôò¸ù¾ÝagijÆøÌåÖк¬ÓÐb¸ö·Ö×ӵõ½
ag
Mg/mol
=
b
NA
£¬
M=
aNA
b
g/mol£¬Ôòcg¸ÃÆøÌåÔÚ±ê×¼×´¿öϵÄÌå»ýΪ
22.4bc
aNA
L£¬¹Ê´ð°¸Îª£º
22.4bc
aNA
L£»
£¨3£©ÒòͬÎÂͬѹÏ£¬Ìå»ý±ÈΪµÈÓÚÎïÖʵÄÁ¿Ö®±È£¬ËùÒÔÆøÌåAÓëÑõÆøµÄĦ¶ûÖÊÁ¿Ö®±ÈΪ
1
1
£º
2
4
=2£º1£¬ÑõÆøµÄĦ¶ûÖÊÁ¿Îª32g/mol£¬ËùÒÔÆøÌåAµÄĦ¶ûÖÊÁ¿Îª64g/mol£¬Ïà¶Ô·Ö×ÓÖÊÁ¿64£¬¹Ê´ð°¸Îª£º64£»
£¨4£©ÂÈ»¯ÇâµÄÎïÖʵÄÁ¿n=
aL
22.4L/mol
=
a
22.4
mol£¬ÂÈ»¯ÇâµÄÖÊÁ¿m=n¡ÁM=
a
22.4
mol¡Á36.5g/mol=
36.5a
22.4
g£¬
ÈÜÒºµÄÌå»ýV=
m
¦Ñ
=
1000+36.5a
22.4
b
mL=
22400+36.5a
22.4b
¡Á10-3L£¬
Ôòc=
n
V
=
a
22.4
mol
22400+36.5a
22.4b
¡Á10-3L
=
1000ab
22400+36.5a
mol/L£¬¹Ê´ð°¸Îª£º
1000ab
22400+36.5a
mol/L£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

X2ÆøÌåºÍY2ÆøÌå¹²100ml£¬Í¨¹ý¹âÕÕʹËüÃdzä·Ö·´Ó¦£¬»Ö¸´Ô­×´¿öʱ·¢ÏÖÌå»ýÈÔÊÇ100ml£¬Ôò£¨  £©
A£®X2ÆøÌå¹ýÁ¿B£®X2ºÍY2µÄÌå»ý¾ùΪ50ml
C£®²úÎïÊÇÆø̬˫ԭ×Ó·Ö×ÓD£®ÎÞ·¨ÅжÏ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÓÃNA±íʾ°¢·ü¼ÓµÂÂÞ³£Êý£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨    £©
A£®1molOH£­º¬Óеç×ÓÊýΪ8NA
B£®ÔÚ±ê×¼×´¿öÏ£¬22.4LÂÈÆøº¬ÓÐÔ­×ÓÊýΪNA
C£®ÔÚ³£Î³£Ñ¹Ï£¬1molë²ÆøËùº¬Ô­×ÓÊýΪ2NA
D£®32gÍ­ºÍ×ãÁ¿ÁòÍêÈ«·´Ó¦£¬Éú³ÉCu2S£¬×ªÒƵĵç×ÓÊýΪ0.5 NA

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£º¶àÑ¡Ìâ

HFÆøÌå·Ö×Ó¼äÈÝÒ׵޺ϣ®Ä³HFÆøÌåÓÉHF¡¢£¨HF£©2¡¢£¨HF£©3ÈýÕß»ìºÏ¶ø³É£¬Æäƽ¾ùÏà¶Ô·Ö×ÓÖÊÁ¿Îª42£¬Ôò£¨HF£©3µÄÌå»ý·ÖÊý¿ÉÄÜΪ£¨¡¡¡¡£©
A£®56%B£®51%C£®49%D£®10%

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ͬÎÂͬѹÏ£¬ÏàͬÌå»ýµÄCOºÍN2¾ßÓÐÏàͬµÄ£¨¡¡¡¡£©
¢Ù·Ö×ÓÊý¢ÚÖÊÁ¿¢ÛÔ­×ÓÊý ¢ÜÎïÖʵÄÁ¿¢ÝÃܶȣ®
A£®¢Ú¢ÜB£®¢Ù¢Ú¢ÜC£®¢Ù¢Ú¢Û¢Ü¢ÝD£®¢Ù¢Ú¢Û¢Ý

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºÌî¿ÕÌâ

ÈçͼËùʾ£¬Ò»ÃܱÕÈÝÆ÷±»ÎÞĦ²Á¡¢¿É»¬¶¯µÄÁ½¸ô°åaºÍb·Ö³É¼×¡¢ÒÒÁ½ÊÒ£®±ê×¼×´¿öÏ£¬ÔÚÒÒÊÒÖгäÈë0.6molHCl£¬¼×ÊÒÖгäÈëNH3¡¢H2µÄ»ìºÏÆøÌ壬¾²Ö¹Ê±»îÈûλÖÃÏÂͼ£®ÒÑÖª¼×¡¢ÒÒÁ½ÊÒÖÐÆøÌåµÄÖÊÁ¿Ö®²îΪ10.9g£®
Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©¼×ÊÒÖÐÆøÌåµÄÎïÖʵÄÁ¿Îª______mol£®
£¨2£©¼×ÊÒÖÐÆøÌåµÄÖÊÁ¿Îª______g£®
£¨3£©¼×ÊÒÖÐNH3¡¢H2µÄÎïÖʵÄÁ¿Ö®±ÈΪ______£¬ÖÊÁ¿±ÈΪ______£®
£¨4£©¾­¹ý²é×ÊÁÏÖªµÀHCl+NH3=NH4Cl£¨NH4Cl³£ÎÂÏÂÊǹÌÌ壩£¬Èç¹û½«°åaÈ¥µô£¬µ±HClÓëNH3ÍêÈ«·´Ó¦ºó£¬»îÈûb½«¾²ÖÃÓڿ̶ȡ°______¡±´¦£¨ÌîÊý×Ö£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºÌî¿ÕÌâ

µÈεÈѹÏ£¬µÈÎïÖʵÄÁ¿µÄCOºÍC02£¬ËüÃǵÄÌå»ý±ÈÊÇ______£¬ÆäÖÐÑõÔ­×ÓÊýÖ®±ÈÊÇ______£¬ÃܶȱÈÊÇ______£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

Ïàͬ״¿öÏ£¬ÏÂÁÐÆøÌåËùÕ¼Ìå»ý×î´óµÄÊÇ£¨¡¡¡¡£©
A£®3gH2B£®16gO2C£®32gH2SD£®64gSO2

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

NAΪ°¢·ü¼ÓµÂÂÞ³£Êý£¬ÏÂÁÐÓйØÐðÊöÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®ÔÚ±ê×¼×´¿öÏ£¬NA¸öË®·Ö×ÓËùÕ¼ÓеÄÌå»ýԼΪ22.4L
B£®5.6gÌúÓëÂÈÆøÍêÈ«·´Ó¦£¬Ê§È¥µç×ÓÊýĿΪ0.2NA
C£®1molCl2·¢Éú»¯Ñ§·´Ó¦£¬×ªÒƵĵç×ÓÊý¿ÉÄÜΪNA
D£®ÇâÆøµÄĦ¶ûÖÊÁ¿µÈÓëNA¸öÇâÆø·Ö×ÓµÄÖÊÁ¿

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸