ʵÑé±àºÅ | ÑùÆ·µÄÖÊÁ¿/¿Ë | Ï¡ÑÎËáµÄÖÊÁ¿/¿Ë | Éú³ÉÆøÌåµÄÖÊÁ¿/¿Ë |
1 | 6.0 | 10.0 | 0.88 |
2 | 6.0 | 20.0 | 1.76 |
3 | 11.0 | 40.0 | 3.52 |
4 | 11.0 | 50.0 | X |
5 | 11.0 | 60.0 | 4.4 |
·ÖÎö £¨1£©µÚ1·ÝºÍµÚ2·Ý±È½Ï¿ÉÒÔ·¢ÏÖ£¬µ±Ï¡ÑÎËáµÄÖÊÁ¿Ôö¼Óʱ£¬ÆøÌåµÄÖÊÁ¿Ò²ÔÚÔö¼Ó£¬ËµÃ÷µÚ1·ÝÖÐ̼Ëá¸ÆûÓÐÍêÈ«·´Ó¦£¬Ï¡ÑÎËáÍêÈ«·´Ó¦£¬¾Ý´Ë·ÖÎöXµÄÖµ£®
£¨2£©¸ù¾Ý±í¸ñÖÐÊý¾Ý·ÖÎö£¬µ±Ê¯»ÒʯÑùÆ·Ò»¶¨Ê±£¬Ï¡ÑÎËáºÍ²úÉú¶þÑõ»¯Ì¼µÄÖÊÁ¿¹ØϵΪ10g£º0.88g£¬¾Ý´Ë½øÐзÖÎöÅжϣ®
£¨3£©¸ù¾ÝÌâÒ⣬11gʯ»ÒʯÑùÆ·Óë50gÏ¡ÑÎËáÍêÈ«·´Ó¦²úÉú¶þÑõ»¯Ì¼µÄÖÊÁ¿Îª4.4g£¬¾Ý´Ë¿ÉÒÔ¼ÆËã³ö²Î¼Ó·´Ó¦µÄ̼Ëá¸ÆµÄÖÊÁ¿¡¢50gÑÎËáÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýºÍÉú³ÉµÄÂÈ»¯¸ÆµÄÖÊÁ¿£®
£¨4£©ÓÉÉÏÊö¼ÆËã¿É¼ÆËã³ö̼Ëá¸ÆµÄÖÊÁ¿·ÖÊý£®
£¨5£©¸ù¾ÝÉÏÊзÖÎö¼ÆËã»Ø´ð£®
½â´ð ¡¾½â´ð¡¿½â£º£¨1£©µÚ1·ÝºÍµÚ2·Ý±È½Ï¿ÉÒÔ·¢ÏÖ£¬µ±Ï¡ÑÎËáµÄÖÊÁ¿Ôö¼Óʱ£¬ÆøÌåµÄÖÊÁ¿Ò²ÔÚÔö¼Ó£¬ËµÃ÷µÚ1·ÝÖÐ̼Ëá¸ÆûÓÐÍêÈ«·´Ó¦£¬Ï¡ÑÎËáÍêÈ«·´Ó¦£¬ÓÉ´Ë¿ÉÖª£¬Ã¿10gµÄÑÎËáÍêÈ«·´Ó¦Éú³É¶þÑõ»¯Ì¼µÄÖÊÁ¿Îª0.88g£¬50gµÄÑÎËáÍêÈ«·´Ó¦Éú³É¶þÑõ»¯Ì¼µÄÖÊÁ¿Îª£º4.4g£¬ËùÒÔXΪ4.4g£®
£¨2£©ÓɱíÖеÄÊý¾Ý4¡¢5¿ÉÖª£¬11gµÄʯ»ÒʯÑùÆ·Óë50gµÄÑÎËáÇ¡ºÃÍêÈ«·´Ó¦£¬6gµÄʯ»ÒʯÑùÆ··´Ó¦µ½µÄÑÎËáÓ¦ÊÇy£¬11g£º50g=6g£ºy ½âµÃy¡Ö28g£®ËùÒÔÉÏÊöʵÑéÖУ¬Ê¯»ÒʯÑùÆ·ÖÐ̼Ëá¸Æδ·´Ó¦ÍêµÄ×éµÄ±àºÅÊÇ123£®
£¨3£©Éè11gʯ»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿Îªm£¬50gÑÎËáÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýÊÇn£¬Éú³ÉµÄÂÈ»¯¸ÆµÄÖÊÁ¿Îªp
CaCO3+2HCl=CaCl2+H2O+CO2¡ü
100 73 111 44
m n p 4.4g
$\frac{100}{m}=\frac{73}{n}=\frac{111}{p}=\frac{44}{4.4g}$
½âµÃ£ºm=10g n=7.3g p=11.1g
Ï¡ÑÎËáÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýÊÇ£º$\frac{7.3g}{50g}¡Á100%$=14.6%
£¨4£©Ê¯»ÒʯÑùÆ·ÖÐ̼Ëá¸ÆµÄÖÊÁ¿·ÖÊýÊÇ£º$\frac{10g}{11g}¡Á100%$¡Ö90.9%
£¨5£©ÓÉÉÏÊö·ÖÎö¿ÉÖª£®ÉÏÊöÎå×éʵÑéÖУ¬Ê¯»ÒʯÑùÆ·ÓëÏ¡ÑÎËáÇ¡ºÃÍêÈ«µÄÒ»×é±àºÅÊÇ5£¬¸Ã×é·´Ó¦ºóËùµÃÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýÊÇ£º$\frac{11.1g}{10g+50g-4.4g}¡Á100%$¡Ö20%
¹Ê´ð°¸£º£¨1£©4.4g£»£¨2£©1¡¢2¡¢3£»£¨3£©14.6%£»£¨4£©90.9%£»£¨5£©4£¬·´Ó¦ºóËùµÃÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýÊÇ20%£®
µãÆÀ ±¾ÌâÖ÷Òª¿¼²éѧÉú¶ÔÊý¾ÝµÄ·ÖÎöÓ¦ÓÃÄÜÁ¦¡¢ÀûÓû¯Ñ§·½³ÌʽµÄ×ۺϼÆË㣬ºÏÀíʹÓÃÊý¾Ý¡¢Áé»îÔËÓû¯Ñ§·½³ÌʽµÄ¼ÆËã×ۺϷÖÎöºÍ½â¾öʵ¼ÊÎÊÌâÊÇÕýÈ·½â´ð´ËÀàÌâµÄ¹Ø¼ü£®
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | ±ù¡¢¸É±ù¡¢´×Ëá | B£® | µªÆø¡¢ÑõÆø¡¢¿ÕÆø | ||
C£® | Ìú¡¢ÕôÁóË®¡¢¿ÕÆø | D£® | º£Ë®¡¢Ñõ»¯Ã¾¡¢Ê¯Ä« |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÍƶÏÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | ÏÄÌìʳÎ︯ÀÃÓëÑõÆøÎÞ¹Ø | |
B£® | Ó㡢ϺµÈÄÜÔÚË®ÖÐÉú´æ£¬ÊÇÓÉÓÚÑõÆø¼«Ò×ÈÜÓÚË® | |
C£® | ¿ÉȼÎï½Ó´¥ÑõÆø¾ÍÄܹ»È¼ÉÕ | |
D£® | ÑõÆø±¾Éí²»ÄÜȼÉÕ£¬µ«Ëü¿ÉÒÔÖ§³ÖÆäËûÎïÖʵÄȼÉÕ |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ
X | Y | ¶þÑõ»¯Ì¼ | Ë® | ÆäËû | |
ºôÈëÆøÌå | 78% | 21% | 0.03% | 0.06% | 0.91% |
ºô³öÆøÌå | 75% | 15% | 3.68% | 5.44% | 0.88% |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | ÌúË¿ÔÚ¿ÕÆøÖÐȼÉÕ£º»ðÐÇËÄÉ䣬Éú³ÉºÚÉ«¹ÌÌå | |
B£® | ľ̿ÔÚÑõÆøÖÐȼÉÕ£º·¢³ö°×¹â£¬Éú³É¶þÑõ»¯Ì¼ | |
C£® | Áò·ÛÔÚÑõÆøÖÐȼÉÕ£º²úÉúÀ¶×ÏÉ«»ðÑ棬Éú³ÉÒ»Öִ̼¤ÐÔÆøζµÄÆøÌå | |
D£® | ºìÁ×ÔÚ¿ÕÆøÖÐȼÉÕ£ºÉú³É´óÁ¿µÄ°×É«ÑÌÎí |
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com