ÏÖÓÐһƿ먦ÆôµÄŨÁòËᣬÊÔ¼ÁÆ¿±êÇ©ÉϵIJ¿·ÖÄÚÈÝÈçͼËùʾ£®

£¨1£©H2SO4µÄÏà¶Ô·Ö×ÓÖÊÁ¿ÊÇ______£®
£¨2£©H2SO4·Ö×ÓÖУ¬H¡¢S¡¢OµÄÔ­×Ó¸öÊý±ÈΪ______£®
£¨3£©¸ÃƿŨÁòËáµÄÖÊÁ¿Îª______g£®
£¨4£©ÓÃ100g98%µÄ¸ÃŨÁòËáÏ¡ÊͳÉ19.6%µÄÏ¡ÁòËᣬÐèҪˮ¶àÉÙg£¿
£¨5£©Ä³Í¬Ñ§ÓÃпÁ£Óë19.6%µÄÏ¡ÁòËá·´Ó¦ÖÆÈ¡ÇâÆø£¬·´Ó¦ËùÓõÄÏ¡ÁòËáºÍÉú³ÉÇâÆøµÄ¹ØϵÈçÓÒͼ£®
¼ÆË㣺
¢ÙÖÁÉÙÐèÒª¶àÉÙgµÄпÁ££¿
¢ÚÍêÈ«·´Ó¦ºóËùµÃÈÜÒºµÄÈÜÖÊÖÊÁ¿·ÖÊýΪ¶àÉÙ£¿£¨±£ÁôһλСÊýµã£©

¡¾´ð°¸¡¿·ÖÎö£º£¨1£©¸ù¾ÝÏà¶Ô·Ö×ÓÖÊÁ¿Îª¸÷ÔªËØÏà¶ÔÔ­×ÓÖÊÁ¿µÄºÍÀ´¼ÆËãÁòËáµÄÏà¶Ô·Ö×ÓÖÊÁ¿¼´¿É£»
£¨2£©ÀûÓû¯Ñ§Ê½Öи÷ÔªËØÔ­×ӵĽÇÂëÅжϷÖ×ÓÖÐÔ­×ӵĸöÊý±È¼´¿É£»
£¨3£©ÒÀ¾ÝÃܶȹ«Ê½¦Ñ=µÄ±äÐοÉÖª¸ÃÆ¿ÁòËáµÄÖÊÁ¿£»
£¨4£©Ê¹ÓÃ98%µÄŨÁòËáÅäÖÆ19.6%µÄÏ¡ÁòËáÐèÒª½øÐмÓˮϡÊÍ£¬¼ÓˮϡÊÍÇ°ºóÈÜÖÊÁòËáµÄÖÊÁ¿²»±ä£»¸ù¾ÝÈÜÖÊÖÊÁ¿²»±ä£¬ÓÉÏ¡ÁòËáµÄÖÊÁ¿¿É¼ÆËãÅäÖÆʱËùÐèҪŨÁòËáµÄÖÊÁ¿ºÍË®µÄÖÊÁ¿£»
£¨5£©ÒÀ¾ÝͼÏóÖÐÉú³ÉµÄÇâÆøÖÊÁ¿£¨»òÁòËáµÄÖÊÁ¿£©½áºÏ»¯Ñ§·½³ÌʽµÄ¼ÆËã¿ÉÇó·´Ó¦µÄпµÄÖÊÁ¿ºÍÉú³ÉµÄÁòËáпÖÊÁ¿£¬¾Ý´Ë½øÐмÆËã¼´¿É£®
½â´ð£º½â£º£¨1£©Ïà¶Ô·Ö×ÓÖÊÁ¿Îª¸÷ÔªËØÏà¶ÔÔ­×ÓÖÊÁ¿µÄºÍ£¬ËùÒÔH2SO4µÄÏà¶Ô·Ö×ÓÖÊÁ¿=2×1+32+16×4=98£»
£¨2£©»¯Ñ§Ê½Öи÷ÔªËØÔ­×ӵĽÇÂëÖ®±È¼´ÊÇ·Ö×ÓÖÐÔ­×ӵĸöÊý±È£¬ËùÒÔH2SO4·Ö×ÓÖУ¬H¡¢S¡¢OµÄÔ­×Ó¸öÊý±ÈΪ2£º1£º4£»
£¨3£©ÒÀ¾ÝÃܶȹ«Ê½¦Ñ=µÄ±äÐοÉÖªm=¦ÑV£¬ËùÒÔ¸ÃÆ¿ÁòËáµÄÖÊÁ¿=1.84g/cm3×500ml=920g£»
£¨4£©½â£ºÉèÐèҪˮÖÊÁ¿Îªx
100g×98%=£¨100g+x£©×19.6%
x=400g      
£¨5£©½â£º¢ÙÉèÐèҪпµÄÖÊÁ¿Îªx£¬Éú³ÉZnSO4ÖÊÁ¿Îªy
H2SO4+Zn=ZnSO4+H2¡ü         
65       161   2
x         y   0.4g
==
x=13g         
y=32.2g   
¢Ú·´Ó¦ºóËùµÃÈÜÒºµÄÖÊÁ¿Îª£º100g+13g-0.4g£¬ËùÒÔÆäÈÜÖʵÄÖÊÁ¿·ÖÊýΪ×100%=28.6%
¹Ê´ð°¸Îª£º£¨1£©98£»£¨2£©2£º1£º4£»£¨3£©920£»£¨4£©´ð£ºÐèҪˮ400g£»£¨5£©´ð£ºÖÁÉÙÐèÒª13gпÁ££»¢ÚÍêÈ«·´Ó¦ºóËùµÃÈÜÒºµÄÈÜÖÊÖÊÁ¿·ÖÊýΪ28.6%£®
µãÆÀ£º´ËÌâÊǶÔÓëÏ¡ÁòËáÏà¹ØµÄÎÊÌ⿼²é£¬½âÌâµÄ¹Ø¼üµãºÍÒ×´íµãÊÇÇó·´Ó¦ºóÈÜÒºµÄÖÊÁ¿£¬½â¾öµÄ¹Ø¼üÊÇÒÀ¾ÝÖÊÁ¿Êغ㶨ÂÉ£¬·´Ó¦ºóËùµÃÈÜÒºµÄÖÊÁ¿=²Î¼Ó·´Ó¦½ðÊôпµÄÖÊÁ¿+ÏûºÄÏ¡ÁòËáµÄÖÊÁ¿-·´Ó¦·Å³öÇâÆøµÄÖÊÁ¿£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

ijУ»¯Ñ§¿ÎÍâ»î¶¯Ð¡×éµÄͬѧÐèҪһЩÁòËá×ö»¯Ñ§ÊµÑ飮ÏÖÓÐһƿ먦ÆôµÄŨÁòËᣬ±êÇ©Èçͼ£®ÇëÔĶÁ±êÇ©ÉϵÄ˵Ã÷£¬»Ø´ðÏÂÁÐÎÊÌ⣮
£¨1£©´ò¿ª×°ÓÐŨÁòËáµÄÊÔ¼ÁÆ¿Ò»¶Îʱ¼äºó£¬ÆäÈÜÒºµÄÖÊÁ¿»áÔö¼Ó£¬ÈÜÖÊÖÊÁ¿·ÖÊý»á
¼õÉÙ
¼õÉÙ
£¨Ìî¡°Ôö´ó¡±»ò¡°¼õС¡±£©ÊÇÒòΪŨÁòËá¾ßÓÐ
ÎüË®
ÎüË®
ÐÔ£®
£¨2£©Ï¡ÊÍŨÁòËáʱ£¬ÕýÈ·µÄ²Ù×÷ÊÇ
A
A
£¨ÌîÑ¡Ï
A£®½«Å¨ÁòËáÂýÂýµ¹ÈëʢˮµÄÉÕ±­ÖУ¬²¢Óò£Á§°ô²»¶Ï½Á°è
B£®½«Ë®µ¹ÈëʢŨÁòËáµÄÉÕ±­ÖУ¬²¢Óò£Á§°ô²»¶Ï½Á°è
£¨3£©ÁòËáµÄÏà¶Ô·Ö×ÓÖÊÁ¿ÊÇ
98
98
£¬ÁòËáÖÐÁòÔªËØÓëÑõÔªËصÄÖÊÁ¿±ÈΪ
1£º2
1£º2

£¨4£©È¡ÕâÖÖŨÁòËá50mL£¬ÅäÖƳÉŨ¶ÈΪ19.6%µÄÏ¡ÁòËᣬÐèÒª¼ÓË®¶àÉÙ¿Ë£¿
£¨5£©¿ÎÍâ»î¶¯Ð¡×éµÄͬѧÓÃ19.6%µÄÏ¡ÁòËáÓëͭпºÏ½ð·´Ó¦£¬²â¶¨Í­Ð¿ºÏ½ðÖÐпµÄÖÊÁ¿·ÖÊý£¬ÊµÑéÊý¾ÝÈç±íËùʾ£º
ʵÑé´ÎÊý 1 2 3
ºÏ½ðÖÊÁ¿£¨g£© 10 10 10
Ï¡ÁòËáÖÊÁ¿£¨g£© 25 50 75
²úÉúÇâÆøµÄÖÊÁ¿£¨g£© 0.1 0.2 0.2
ͨ¹ý¼ÆËãÈ·¶¨Í­Ð¿ºÏ½ðÖÐпµÄÖÊÁ¿·ÖÊý£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

ÏÖÓÐһƿ먦ÆôµÄŨÁòËᣬÊÔ¼ÁÆ¿±êÇ©ÉϵIJ¿·ÖÄÚÈÝÈçͼËùʾ£®Çë¸ù¾ÝÓйØÐÅÏ¢»Ø´ð²¢¼ÆË㣺
ÁòËᣨ500mL£©
Æ·  Ãû  ÁòËá
»¯Ñ§Ê½  H2SO4  Ïà¶Ô·Ö×ÓÖÊÁ¿98
ÃÜ  ¶È  1.84g/cm3  ÖÊÁ¿·ÖÊý98%
 £¨1£©ÁòËáÓÉ
Çâ
Çâ
ÔªËØ¡¢
Áò
Áò
ÔªËØ¡¢
Ñõ
Ñõ
ÔªËØ×é³É£¬Ëüº¬ÑõÔªËØ£¬Ëü
²»ÊÇ
²»ÊÇ
£¨ÊÇ¡¢²»ÊÇ£©Ñõ»¯ÎÁ×ËáÏà¶Ô·Ö×ÓÖÊÁ¿Îª
98
98
£»ÄãÈÏΪÁòËáÓëÁ×ËẬÑõÔªËØÖÊÁ¿ÏàµÈµÄÌõ¼þÊÇ
ÁòËáºÍÁ×ËáµÄÖÊÁ¿ÏàµÈ
ÁòËáºÍÁ×ËáµÄÖÊÁ¿ÏàµÈ
£»
£¨2£©¸ÃÊÔ¼ÁÆ¿ÖÐÁòËáÈÜÒºµÄÖÊÁ¿ÊÇ
920
920
g£®
£¨3£©¹¤»áÖ÷ϯÍõ´ÍÓÃ20g¸ÃŨÁòËáÅäÖÆ20%µÄÏ¡ÁòËᣬÒÔÇåÏ´¸ÖÌú±íÃæµÄÌúÐ⣮ËûÔÚÅäÖƸÃÈÜҺʱËùÓÃ98%µÄŨÁòËáÓëË®µÄÖÊÁ¿±ÈÓ¦¸ÃΪ
10£º39
10£º39
£®
£¨4£©Ä³¹ÌÌåÎïÖÊÓÉÂÈ»¯ÄƺÍÂÈ»¯±µ×é³É£¬È¡32.8g¸Ã¹ÌÌå»ìºÏÎïÍêÈ«ÈÜÓÚË®£¬²¢ÖðµÎ¼ÓÈëÉÏÊö20%µÄÏ¡ÁòËᣬ²úÉú³ÁµíµÄÖÊÁ¿Óë¼ÓÈëÏ¡ÁòËáµÄÖÊÁ¿ÓÐÈçͼËùʾ¹Øϵ£¬¼ÆËã32.8g¹ÌÌå»ìºÏÎïÖÐÂÈ»¯ÄƺÍÂÈ»¯±µµÄÖÊÁ¿£®
£¨5£©Èô¼ÓÈëµÄÏ¡ÁòËá¸ÕºÃʹ³Áµí´ï×î´óÁ¿Ê±£¬½«ËùµÃ»ìºÏÎï¹ýÂË¡¢Ï´µÓ£¬µÃÂËÒº²¢½«ÆäÏ¡ÊÍÖÁ200g£¨¹ý³ÌÖÐËðºÄºöÂÔ²»¼Æ£©£¬¼ÆËã¸ÃÂËÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýΪ
ÂÈ»¯ÄƵÄÖÊÁ¿·ÖÊýΪ6%£¬ÂÈ»¯ÇâµÄÖÊÁ¿·ÖÊýΪ3.65%
ÂÈ»¯ÄƵÄÖÊÁ¿·ÖÊýΪ6%£¬ÂÈ»¯ÇâµÄÖÊÁ¿·ÖÊýΪ3.65%
£®£¨ÈôÈÜÒºÖк¬ÓжàÖÖÈÜÖÊ£¬ÔòÿÖÖÈÜÖʵÄÖÊÁ¿·ÖÊýΪ¸ÃÈÜÖʵÄÖÊÁ¿ÓëÈÜÒº×ÜÖÊÁ¿Ö®±È£©[×¢£º£¨3£©¡¢£¨4£©Á½ÎÊÐèд³ö¼ÆËã¹ý³Ì]£®
£¨6£©Ï²»¶Ì½¾¿ÓÖÉÆÓÚ˼¿¼µÄÖÜÔóÀ¤³öÕâÑùÌâÄ¿¿¼´ó¼Ò£º°Ñ30gº¬Fe¡¢Al¡¢Mg¡¢ZnµÄ½ðÊô·ÛĩͶÈëÊÊÁ¿µÄÏ¡ÁòËáÖÐÈ«²¿ÈܽâÍ꣬ÔÙ½«ÈÜÒºÕô¸ÉµÃÎÞË®¸ÉÔï¹ÌÌå126g£¬Ôòͬʱ²úÉúµÄÇâÆøÖÊÁ¿Îª
2
2
g£»Ì½¾¿ÖÐÔóÀ¤·¢ÏÖ£ºÓÃÏàͬŨ¶ÈµÄÁòËᣬÓëһƿδ±äÖÊ¡¢²¿·Ö±äÖÊ¡¢È«±äÖÊ£¨ÔÓÖʶ¼ÊÇÇâÑõ»¯¸Æ£©µÄÉúʯ»ÒÑùÆ··´Ó¦£¬ÐèÒªµÄÁòËáÖÊÁ¿¶¼ÏàµÈ£¬ÆäÔ­ÒòÊÇ
Ñõ»¯¸ÆºÍ̼Ëá¸Æ¶¼ÊÇÿ40g¸ÆÔªËØÉú³É136gÁòËá¸Æ£¬ÏûºÄ98gÁòËá
Ñõ»¯¸ÆºÍ̼Ëá¸Æ¶¼ÊÇÿ40g¸ÆÔªËØÉú³É136gÁòËá¸Æ£¬ÏûºÄ98gÁòËá
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

ijУ»¯Ñ§¿ÎÍâ»î¶¯Ð¡×éµÄͬѧÐèҪһЩÁòËá×ö»¯Ñ§ÊµÑ飮ÏÖÓÐһƿ먦ÆôµÄŨÁòËᣬ±êÇ©Èçͼ£®ÇëÔĶÁ±êÇ©ÉϵÄ˵Ã÷£¬»Ø´ðÏÂÁÐÎÊÌ⣮
£¨1£©´ò¿ª×°ÓÐŨÁòËáµÄÊÔ¼ÁÆ¿Ò»¶Îʱ¼äºó£¬ÆäÈÜÒºµÄÖÊÁ¿»áÔö¼Ó£¬ÈÜÖÊÖÊÁ¿·ÖÊý»á______£¨Ìî¡°Ôö´ó¡±»ò¡°¼õС¡±£©ÊÇÒòΪŨÁòËá¾ßÓÐ______ÐÔ£®
£¨2£©Ï¡ÊÍŨÁòËáʱ£¬ÕýÈ·µÄ²Ù×÷ÊÇ______£¨ÌîÑ¡Ï
A£®½«Å¨ÁòËáÂýÂýµ¹ÈëʢˮµÄÉÕ±­ÖУ¬²¢Óò£Á§°ô²»¶Ï½Á°è
B£®½«Ë®µ¹ÈëʢŨÁòËáµÄÉÕ±­ÖУ¬²¢Óò£Á§°ô²»¶Ï½Á°è
£¨3£©ÁòËáµÄÏà¶Ô·Ö×ÓÖÊÁ¿ÊÇ______£¬ÁòËáÖÐÁòÔªËØÓëÑõÔªËصÄÖÊÁ¿±ÈΪ______
£¨4£©È¡ÕâÖÖŨÁòËá50mL£¬ÅäÖƳÉŨ¶ÈΪ19.6%µÄÏ¡ÁòËᣬÐèÒª¼ÓË®¶àÉÙ¿Ë£¿
£¨5£©¿ÎÍâ»î¶¯Ð¡×éµÄͬѧÓÃ19.6%µÄÏ¡ÁòËáÓëͭпºÏ½ð·´Ó¦£¬²â¶¨Í­Ð¿ºÏ½ðÖÐпµÄÖÊÁ¿·ÖÊý£¬ÊµÑéÊý¾ÝÈç±íËùʾ£º
ʵÑé´ÎÊý123
ºÏ½ðÖÊÁ¿£¨g£©101010
Ï¡ÁòËáÖÊÁ¿£¨g£©255075
²úÉúÇâÆøµÄÖÊÁ¿£¨g£©0.10.20.2
ͨ¹ý¼ÆËãÈ·¶¨Í­Ð¿ºÏ½ðÖÐпµÄÖÊÁ¿·ÖÊý£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÖÓÐһƿ먦ÆôµÄŨÁòËᣬÊÔ¼ÁÆ¿±êÇ©ÉϵIJ¿·ÖÄÚÈÝÈçͼËùʾ¡£Çë¸ù¾ÝÓйØÐÅÏ¢¼ÆË㣺

¢Å¸ÃÊÔ¼ÁÖÐÁòËáÈÜÒºµÄÖÊÁ¿ÊÇ   ¡ø      g¡£¹¤ÈËСÀîÓøÃŨÁòËáÅäÖÆ20£¥µÄÏ¡ÁòËᣬÒÔÇåÏ´¸ÖÌú±íÃæµÄÌúÐâ¡£ËûÔÚÅäÖƸÃÈÜҺʱËùÓÃ98£¥µÄŨÁòËáÓëË®µÄÖÊÁ¿±ÈÓ¦¸ÃΪ    ¡ø    ¡£

¢Æij¹ÌÌåÎïÖÊÓÉÂÈ»¯ÄƺÍÂÈ»¯±µ»ìºÏ×é³É£¬È¡32.8g¸Ã¹ÌÌå»ìºÏÎïÍêÈ«ÈÜÓÚË®£¬²¢ÖðµÎ¼ÓÈëÉÏÊö20£¥µÄÏ¡Áò£¬²úÉú³ÁµíµÄÖÊÁ¿Óë¼ÓÈëÏ¡ÁòËáµÄÖÊÁ¿ÓÐÈçÏÂͼËùʾ¹Øϵ£¬¼ÆËã32.8g¹ÌÌå»ìºÏÎïÖÐÂÈ»¯±µºÍÂÈ»¯ÄƵÄÖÊÁ¿¡£

¢ÇÈô¼ÓÈëµÄÏ¡ÁòËá¸ÕºÃʹ³Áµí×î´óÁ¿Ê±£¬½«ËùµÃ»ìºÏÎï¹ýÂË¡¢Ï´µÓ£¬µÃÂËÒº200g£¨¹ý³ÌÖÐËðºÄºöÂÔ²»¼Æ£©£¬¼ÆËã¸ÃÂËÒºÖÐÈÜÖÊHClµÄÖÊÁ¿·ÖÊý¡££¨ÈôÈÜÒºÖк¬ÓжàÖÖÈÜÖÊ£¬ÔòijÈÜÖʵÄÖÊÁ¿·ÖÊýΪ¸ÃÈÜÖʵÄÖÊÁ¿ÓëÈÜÒº×Ü

ÖÊÁ¿Ö®±È£©£¨·´Ó¦µÄ·½³ÌÊÇΪ£ºBaCl2 + H2SO4 = BaSO4¡ý + 2HCl£©


²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸