ÌâÄ¿ÄÚÈÝ
ʯ»Ò³§ÎªÁ˲ⶨһÅúʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊý£¬È¡ÓÃ4 gʯ»ÒʯÑùÆ·£¬°Ñ20 gÏ¡ÑÎËá·Ö4´Î¼ÓÈëÑù¾§ÖÐ(ÑùÆ·Öгý̼Ëá¸ÆÍ⣬ÆäÓàµÄ³É·Ö¼È²»ÓëÑÎËá·´Ó¦£¬Ò²²»ÈÜÓÚË®)£¬³ä·Ö·´Ó¦ºó¾¹ýÂË¡¢¸ÉÔïµÈ²Ù×÷£¬×îºó³ÆÁ¿£¬µÃʵÑéÊý¾ÝÈçÏÂ±í£º
Ï¡ÑÎËáµÄÓÃÁ¿ | µÚÒ»´Î¼ÓÈë5g | µÚ¶þ´Î¼ÓÈë5g | µÚÈý´Î¼ÓÈë5g | µÚËĴμÓÈë5g |
Ê£Óà¹ÌÌåµÄÖÊÁ¿ | 3g | 2g | 1g | 1g o |
(1)¸Ãʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊýÊÇ £»
(2)¼ÆËã¸ÃÏ¡ÑÎËáµÄÈÜÖÊÖÊÁ¿·ÖÊý(д³ö¼ÆËã¹ý³Ì£¬½á¹û¾«È·µ½0£®1£¥)¡£
(1)75£¥
(2)½â£ºÓɱíÖÐÊý¾Ý¿ÉÖªµÚÈý´Î¼ÓÈë5 gÏ¡ÑÎËáºó£¬3 g̼Ëá¸ÆÓë15 gÏ¡ÑÎËá¸ÕºÃÍêÈ«·´Ó¦¡£
ÉèÏ¡ÑÎËáÖÐÈÜÖʵÄÖÊÁ¿Îªx
CaC03+2HCl = CaCl2+H20+C02 ¡ü
100 73
39 x
x=2£®19 g
Ï¡ÑÎËáµÄÈÜÖÊÖÊÁ¿·ÖÊýΪ£º
´ð£ºÂÔ¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
ʯ»Ò³§ÎªÁ˲ⶨһÅúʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊý£¬È¡ÓÃ4gʯ»ÒʯÑùÆ·£¬°Ñ20gÏ¡ÑÎËá·Ö4´Î¼ÓÈëÑùÆ·ÖУ¨ÑùÆ·Öгý̼Ëá¸ÆÍ⣬ÆäÓàµÄ³É·Ö¼È²»ÓëÑÎËá·´Ó¦£¬Ò²²»ÈÜÓÚË®£©£¬³ä·Ö·´Ó¦ºó¾¹ýÂË¡¢¸ÉÔïµÈ²Ù×÷£¬×îºó³ÆÁ¿£¬µÃʵÑéÊý¾ÝÈç±í£º
£¨1£©¼ÆËã¸Ãʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊý£®
£¨2£©¼ÆËã¸Ã20gÏ¡ÑÎËáÖк¬ÓÐHClµÄÖÊÁ¿£®£¨¾«È·µ½0.01£©
Ï¡ÑÎËáµÄÓÃÁ¿ | µÚÒ»´Î¼ÓÈë5g | µÚ¶þ´Î¼ÓÈë5g | µÚÈý´Î¼ÓÈë5g | µÚËĴμÓÈë5g |
Ê£Óà¹ÌÌåµÄÖÊÁ¿ | 3g | 2g | 1g | 1g |
£¨2£©¼ÆËã¸Ã20gÏ¡ÑÎËáÖк¬ÓÐHClµÄÖÊÁ¿£®£¨¾«È·µ½0.01£©
ʯ»Ò³§ÎªÁ˲ⶨһÅúʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊý£¬È¡ÓÃ4gʯ»ÒʯÑùÆ·£¬°Ñ20gÏ¡ÑÎËá·Ö4´Î¼ÓÈëÑùÆ·ÖУ¨ÑùÆ·Öгý̼Ëá¸ÆÍ⣬ÆäÓàµÄ³É·Ö¼È²»ÓëÑÎËá·´Ó¦£¬Ò²²»ÈÜÓÚË®£©£¬³ä·Ö·´Ó¦ºó¾¹ýÂË¡¢¸ÉÔïµÈ²Ù×÷£¬×îºó³ÆÁ¿£¬µÃʵÑéÊý¾ÝÈçÏÂ±í£º
£¨1£©¸Ãʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊýÊÇ £»
£¨2£©¼ÆËã¸ÃÏ¡ÑÎËáµÄÈÜÖÊÖÊÁ¿·ÖÊý£¨Ð´³ö¼ÆËã¹ý³Ì£¬½á¹û¾«È·µ½0.1%£©£®
Ï¡ÑÎËáµÄÓÃÁ¿ | µÚÒ»´Î¼ÓÈë5g | µÚ¶þ´Î¼ÓÈë5g | µÚÈý´Î¼ÓÈë5g | µÚËĴμÓÈë5g |
Ê£Óà¹ÌÌåµÄÖÊÁ¿ | 3g | 2g | 1g | 1g |
£¨2£©¼ÆËã¸ÃÏ¡ÑÎËáµÄÈÜÖÊÖÊÁ¿·ÖÊý£¨Ð´³ö¼ÆËã¹ý³Ì£¬½á¹û¾«È·µ½0.1%£©£®
¸ù¾ÝÏÂͼËùʾװÖûشðÎÊÌ⣺
£¨1£©ÊµÑéÊÒÓôóÀíʯºÍÏ¡ÑÎËá·´Ó¦ÖÆÈ¡¶þÑõ»¯Ì¼£¬Ó¦Ñ¡ÓõÄ×°ÖÃÊÇ £¬Çëд³ö¸Ã·´Ó¦µÄ»¯Ñ§·½³Ìʽ£º £®
£¨2£©ÊµÑéÊÒÓÃA×°ÖüÓÈȸßÃÌËá¼ØÀ´ÖÆÈ¡ÑõÆø£¬ÐèÒª¸Ä½øµÄÊÇ £¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ £®ÏÂÁз´Ó¦¿ÉʹÓÃA×°ÖýøÐÐʵÑéµÄÊÇ£¨ÌîÐòºÅ£© £®
¢Ù¹ýÑõ»¯ÇâÈÜÒººÍ¶þÑõ»¯ÃÌÖÆÑõÆø£» ¢ÚÒ»Ñõ»¯Ì¼»¹ÔÑõ»¯Ìú£» ¢Ûľ̿»¹ÔÑõ»¯Í
£¨3£©×°ÖÃF¿ÉÓÃÀ´ÊÕ¼¯ÆøÌ壬»¹¾ßÓÐÆäËûÓÃ;£¬ÈçÔÚFÆ¿ÖÐ×°Èë £¬¿ÉÓÃÀ´¸ÉÔïijЩÆøÌ壮ÈôÓÃFÊÕ¼¯ÑõÆø²¢²âÁ¿ÖƵÃÑõÆøµÄÌå»ý£¬ÐèÔÚÆ¿ÄÚÏÈ×°ÂúË®£¬ÆøÌå´Ó £¨Ìî¡°a¡±»ò¡°b¡±£©´¦µ¼¹ÜͨÈ룬²¢ÐèÒª²¹³äµÄÒ»ÖÖ²£Á§ÒÇÆ÷ÊÇ £®
£¨4£©Ê¯»Ò³§ÎªÁ˲ⶨһÅúʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊý£¬È¡ÓÃ4gʯ»ÒʯÑùÆ·£¬°Ñ20gÏ¡ÑÎËá·Ö4´Î¼ÓÈëÑùÆ·ÖУ¨ÑùÆ·Öгý̼Ëá¸ÆÍ⣬ÆäÓàµÄ³É·Ö¼È²»ÓëÑÎËá·´Ó¦£¬Ò²²»ÈÜÓÚË®£©£¬³ä·Ö·´Ó¦ºó¾¹ýÂË¡¢¸ÉÔïµÈ²Ù×÷£¬×îºó³ÆÁ¿£¬µÃʵÑéÊý¾ÝÈçÏÂ±í£º
ÊÔ¼ÆËã¸ÃÏ¡ÑÎËáµÄÈÜÖÊÖÊÁ¿·ÖÊý£®
£¨1£©ÊµÑéÊÒÓôóÀíʯºÍÏ¡ÑÎËá·´Ó¦ÖÆÈ¡¶þÑõ»¯Ì¼£¬Ó¦Ñ¡ÓõÄ×°ÖÃÊÇ
£¨2£©ÊµÑéÊÒÓÃA×°ÖüÓÈȸßÃÌËá¼ØÀ´ÖÆÈ¡ÑõÆø£¬ÐèÒª¸Ä½øµÄÊÇ
¢Ù¹ýÑõ»¯ÇâÈÜÒººÍ¶þÑõ»¯ÃÌÖÆÑõÆø£» ¢ÚÒ»Ñõ»¯Ì¼»¹ÔÑõ»¯Ìú£» ¢Ûľ̿»¹ÔÑõ»¯Í
£¨3£©×°ÖÃF¿ÉÓÃÀ´ÊÕ¼¯ÆøÌ壬»¹¾ßÓÐÆäËûÓÃ;£¬ÈçÔÚFÆ¿ÖÐ×°Èë
£¨4£©Ê¯»Ò³§ÎªÁ˲ⶨһÅúʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊý£¬È¡ÓÃ4gʯ»ÒʯÑùÆ·£¬°Ñ20gÏ¡ÑÎËá·Ö4´Î¼ÓÈëÑùÆ·ÖУ¨ÑùÆ·Öгý̼Ëá¸ÆÍ⣬ÆäÓàµÄ³É·Ö¼È²»ÓëÑÎËá·´Ó¦£¬Ò²²»ÈÜÓÚË®£©£¬³ä·Ö·´Ó¦ºó¾¹ýÂË¡¢¸ÉÔïµÈ²Ù×÷£¬×îºó³ÆÁ¿£¬µÃʵÑéÊý¾ÝÈçÏÂ±í£º
Ï¡ÑÎËáµÄÓÃÁ¿ | µÚÒ»´Î¼ÓÈë5g | µÚ¶þ´Î¼ÓÈë5g | µÚÈý´Î¼ÓÈë5g | µÚËĴμÓÈë5g |
Ê£Óà¹ÌÌåµÄÖÊÁ¿ | 3g | 2g | l g | 1g |