ÌâÄ¿ÄÚÈÝ
ÔÚÒ»ÉÕ±ÖÐÊ¢ÓÐ42.2g CaCO3ºÍCaCl2µÄ·Ûĩ״»ìºÏÎÏòÆäÖмÓÈë188.8gË®£¬Ê¹»ìºÏÎïÖеĿÉÈÜÎïÍêÈ«Èܽ⣮ȻºóÔÙÏòÆäÖÐÖðµÎ¼ÓÈëÈÜÖʵÄÖÊÁ¿·ÖÊýΪ10%µÄÏ¡ÑÎËᣬÉÕ±ÖÐÄÑÈܹÌÌåÎïÖʵÄÖÊÁ¿ÓëËùµÎÈëÏ¡ÑÎËáµÄÖÊÁ¿¹ØϵÇúÏßÈçͼXËùʾ£º
Çë¸ù¾ÝÌâÒâ»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÔÚµÎÈëÏ¡ÑÎËáµÄ¹ý³ÌÖУ¬¹Û²ìµ½µÄÃ÷ÏÔʵÑéÏÖÏóÊÇ£º
¢Ù
£¨2£©µ±µÎÈë10%µÄÏ¡ÑÎËáÖÁͼÖÐAµãʱ£¬ÉÕ±ÖÐÈÜÒºÀﺬÓеÄÈÜÖÊÊÇ£¨Ð´»¯Ñ§Ê½£©
£¨3£©µ±µÎÈë10%µÄÏ¡ÑÎËá146gʱ£¨¼´Bµã£©£¬ÊÔͨ¹ý¼ÆË㣬Çó´ËʱÉÕ±ÖÐËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿£®£¨¼ÆËã½á¹û¾«È·ÖÁ0.1g£©
Çë¸ù¾ÝÌâÒâ»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÔÚµÎÈëÏ¡ÑÎËáµÄ¹ý³ÌÖУ¬¹Û²ìµ½µÄÃ÷ÏÔʵÑéÏÖÏóÊÇ£º
¢Ù
¹ÌÌå²»¶ÏÈܽâ
¹ÌÌå²»¶ÏÈܽâ
¢ÚÓÐÆøÌå²úÉú
ÓÐÆøÌå²úÉú
£®£¨2£©µ±µÎÈë10%µÄÏ¡ÑÎËáÖÁͼÖÐAµãʱ£¬ÉÕ±ÖÐÈÜÒºÀﺬÓеÄÈÜÖÊÊÇ£¨Ð´»¯Ñ§Ê½£©
CaCl2
CaCl2
£®£¨3£©µ±µÎÈë10%µÄÏ¡ÑÎËá146gʱ£¨¼´Bµã£©£¬ÊÔͨ¹ý¼ÆË㣬Çó´ËʱÉÕ±ÖÐËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿£®£¨¼ÆËã½á¹û¾«È·ÖÁ0.1g£©
·ÖÎö£º£¨1£©¸ù¾Ý̼Ëá¸ÆºÍÏ¡ÑÎËá·´Ó¦µÄÏÖÏ󣬽øÐнâ´ð£»
£¨2£©¸ù¾Ý̼Ëá¸ÆºÍÏ¡ÑÎËá·´Ó¦µÄ·½³Ìʽ£¬¼°·Ûĩ״»ìºÏÎïµÄ×é³É£¬½øÐзÖÎö½â´ð£»
£¨3£©¸ù¾Ý»¯Ñ§·´Ó¦µÄ·½³Ìʽ£¬¼ÆËã³öÉú³ÉÆøÌåµÄÖÊÁ¿£¬ÒÀ¾ÝÖÊÁ¿Êغ㶨Âɼ´¿ÉÇóµÃÉÕ±ÖÐËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿£®
£¨2£©¸ù¾Ý̼Ëá¸ÆºÍÏ¡ÑÎËá·´Ó¦µÄ·½³Ìʽ£¬¼°·Ûĩ״»ìºÏÎïµÄ×é³É£¬½øÐзÖÎö½â´ð£»
£¨3£©¸ù¾Ý»¯Ñ§·´Ó¦µÄ·½³Ìʽ£¬¼ÆËã³öÉú³ÉÆøÌåµÄÖÊÁ¿£¬ÒÀ¾ÝÖÊÁ¿Êغ㶨Âɼ´¿ÉÇóµÃÉÕ±ÖÐËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿£®
½â´ð£º½â£º
£¨1£©¸ù¾Ý̼Ëá¸ÆºÍÏ¡ÑÎËá·´Ó¦µÄÏÖÏ󣬿ÉÖªÔÚµÎÈëÏ¡ÑÎËáµÄ¹ý³ÌÖУ¬¹Û²ìµ½µÄÃ÷ÏÔʵÑéÏÖÏóÊÇ£º¹ÌÌå²»¶ÏÈܽ⣻
ÓÐÆøÌå²úÉú£» ¹Ê´ð°¸Îª£º¹ÌÌå²»¶ÏÈܽ⣻ ÓÐÆøÌå²úÉú£»
£¨2£©¸ù¾Ý̼Ëá¸ÆºÍÏ¡ÑÎËá·´Ó¦µÄ·½³Ìʽ£¬CaCO3+2HCl=CaCl2+CO2¡ü+H2O£¬µ±µÎÈë10%µÄÏ¡ÑÎËáÖÁͼÖÐAµãʱ£¬ÉÕ±ÖÐÈÜÒºÀﺬÓеÄÈÜÖÊÊÇ£ºCaCl2£» ¹Ê´ð°¸Îª£ºCaCl2£»
£¨3£©BµãʱµÎÈëÏ¡ÑÎËáµÄÖÊÁ¿Îª£º146g¡Á10%=14.6g
ÉèÉú³ÉCO2µÄÖÊÁ¿Îªx
CaCO3+2HCl=CaCl2+CO2¡ü+H2O
73 44
14.6g x
=
½âµÃ x=8.8g
ÉÕ±ÖÐËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿Îª£º188.8g+42.2g+146g-8.8g=368.2g£»
´ð£ºÉÕ±ÖÐËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿Îª368.2g£®
£¨1£©¸ù¾Ý̼Ëá¸ÆºÍÏ¡ÑÎËá·´Ó¦µÄÏÖÏ󣬿ÉÖªÔÚµÎÈëÏ¡ÑÎËáµÄ¹ý³ÌÖУ¬¹Û²ìµ½µÄÃ÷ÏÔʵÑéÏÖÏóÊÇ£º¹ÌÌå²»¶ÏÈܽ⣻
ÓÐÆøÌå²úÉú£» ¹Ê´ð°¸Îª£º¹ÌÌå²»¶ÏÈܽ⣻ ÓÐÆøÌå²úÉú£»
£¨2£©¸ù¾Ý̼Ëá¸ÆºÍÏ¡ÑÎËá·´Ó¦µÄ·½³Ìʽ£¬CaCO3+2HCl=CaCl2+CO2¡ü+H2O£¬µ±µÎÈë10%µÄÏ¡ÑÎËáÖÁͼÖÐAµãʱ£¬ÉÕ±ÖÐÈÜÒºÀﺬÓеÄÈÜÖÊÊÇ£ºCaCl2£» ¹Ê´ð°¸Îª£ºCaCl2£»
£¨3£©BµãʱµÎÈëÏ¡ÑÎËáµÄÖÊÁ¿Îª£º146g¡Á10%=14.6g
ÉèÉú³ÉCO2µÄÖÊÁ¿Îªx
CaCO3+2HCl=CaCl2+CO2¡ü+H2O
73 44
14.6g x
73 |
44 |
14.6g |
x |
ÉÕ±ÖÐËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿Îª£º188.8g+42.2g+146g-8.8g=368.2g£»
´ð£ºÉÕ±ÖÐËùµÃ²»±¥ºÍÈÜÒºµÄÖÊÁ¿Îª368.2g£®
µãÆÀ£ºÈÜÒººÍ»¯Ñ§·´Ó¦ÈںϵÄÌâÄ¿£¬ÊÇ×ÛºÏÐÔµÄÌâÐÍ£¬ÒªÇó±È½Ï¸ß£®Í¨³£Ñ§ÉúÔÚ¼ÆËãʱ³£³£»áºöÊÓÁËʵ¼Ê²Î¼Ó·´Ó¦µÄÊÇÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿£¬Õâ¾ÍÒªÇóѧÉú×㹻ϸÐÄ¡¢»á·ÖÎö¡¢ÇÒÌõÀí·ÖÃ÷£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿