¡¾ÌâÄ¿¡¿ÏÖ´úÉç»áÄÜÔ´µÃµ½Á˲»¶Ï¿ª·¢ºÍÀûÓ㬺ÏÀí°²È«Ê¹ÓÃÄÜÔ´ºÜÖØÒª¡£
£¨1£©ÏÂÁÐÎïÖÊÖТÙú¢ÚʯÓÍ¢ÛÌìÈ»Æø¢ÛÒÒ´¼£¬ÆäÖÐÊôÓÚ»¯Ê¯È¼ÁϵÄÊÇ£¨ÌîÐòºÅ£©_____
£¨2£©µ±·¿ÎÝÆð»ðʱ£¬Ïû·ÀÔ±Óøßѹˮǹ½«»ðÆËÃð£¬ÆäÖÐË®ÔÚÃð»ð¹ý³ÌÖеÄÖ÷Òª×÷ÓÃΪ_____¡£
£¨3£©Ê¯ÓÍÁ¶ÖƵIJúÆ·Ö®Ò»ÊÇÆûÓÍ¡£ÔÚÆûÓÍÖмÓÈëÊÊÁ¿ÒÒ´¼×÷ΪÆû³µÈ¼ÁÏ£¬¿ÉÊʵ±½ÚʡʯÓÍ×ÊÔ´¡£Çëд³öÒÒ´¼ÔÚ¿ÕÆøÖÐÍêȫȼÉյĻ¯Ñ§·½³Ìʽ_____¡£
£¨4£©ÈËÀàµÄÉú²úÉú»îÀë²»¿ª½ðÊô¡£ÔڵؿÇÀﺬÁ¿¾ÓµÚһλµÄ½ðÊôÔªËØÊÇ_____¡£ÏÂÁÐÈýÖÖ½ðÊô±»·¢ÏÖºÍʹÓõÄÏȺó˳ÐòΪ£ºÍ¡¢Ìú¡¢ÂÁ¡£ÄãÈÏΪ½ðÊô´ó¹æÄ£±»Ê¹ÓõÄÏȺó˳Ðò¸ú_____£¨Ìî×Öĸ£©¹Øϵ×î´ó¡£
A µØ¿ÇÖнðÊôÔªËصĺ¬Á¿ B ½ðÊôµÄµ¼µçÐÔ C ½ðÊôµÄ»¯Ñ§»î¶¯ÐÔ
£¨5£©½«COÆøÌåͨÈëÊ¢ÓÐ10gµÄÊÔ¹ÜÖУ¬¼ÓÈÈÒ»¶Îʱ¼äºó£¬Í£Ö¹¼ÓÈÈ¡£¼ÌÐøͨÈëCOÖÁÊÔ¹ÜÀäÈ´£¬²âµÃÊÔ¹ÜÄÚÊ£Óà¹ÌÌåµÄÖÊÁ¿Îª7.6g£¬ÔòÊ£Óà¹ÌÌåÖÐÌúµ¥ÖʵÄÖÊÁ¿Îª_____¡£
¡¾´ð°¸¡¿¢Ù¢Ú¢Û ½µµÍ¿ÉȼÎïµÄζÈÖÁ×Å»ðµãÒÔÏ ÂÁ C 5.6g
¡¾½âÎö¡¿
£¨1£©Èý´ó»¯Ê¯È¼ÁÏÊÇ£ºÃº¡¢Ê¯ÓÍ¡¢ÌìÈ»Æø£»ÒÒ´¼²»ÊôÓÚ»¯Ê¯È¼ÁÏ£¬¹ÊÌ¢Ù¢Ú¢Û¡£
£¨2£©ÓÉÃð»ðµÄÔÀí¿ÉÖª£¬Ë®ÔÚÃð»ð¹ý³ÌÖеÄÖ÷Òª×÷ÓÃΪ½µµÍ¿ÉȼÎïµÄζÈÖÁ×Å»ðµãÒÔÏ£»¹ÊÌ½µµÍ¿ÉȼÎïµÄζÈÖÁ×Å»ðµãÒÔÏ¡£
£¨3£©ÒÒ´¼ºÍÑõÆøÔÚµãȼµÄÌõ¼þÏÂÉú³É¶þÑõ»¯Ì¼ºÍË®£¬·´Ó¦µÄ·½³ÌʽΪ£º¡£
£¨4£©ÔڵؿÇÀﺬÁ¿¾ÓµÚһλµÄ½ðÊôÔªËØÊÇÂÁ£»Í¡¢Ìú¡¢ÂÁ½ðÊô»î¶¯ÐÔÔ½À´Ô½Ç¿£¬½ðÊôÔ½»îÆõÄÔ½²»ÈÝÒ×ÖÆÈ¡£¬ËùÒÔÓë½ðÊô»î¶¯ÐÔÓйأ¬¹ÊÑ¡C¡£
£¨5£©ÉèÊ£Óà¹ÌÌåÖÐÌúµ¥ÖʵÄÖÊÁ¿Îªx£¬Óñíʾ·´Ó¦Ç°ºó¹ÌÌå¼õÉÙµÄÖÊÁ¿£¬
x=5.6g
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£º
¡¾ÌâÄ¿¡¿ÏÂͼÊÇʵÑéÊÒÖÆÈ¡ÆøÌåµÄһЩװÖ㬾Ýͼ»Ø´ðÓйØÎÊÌâ¡£
£¨1£©Ð´³öÒÇÆ÷Ãû³Æ£ºa_____
£¨2£©ÒÔÏÂÁùÖÖÎïÖÊÊdzõÖн̲ÄÖгöÏֵĻ¯Ñ§ÎïÖÊ£¬ÔÚÒ»¶¨Ìõ¼þÏ£¬¶¼¿ÉÒÔ²úÉúÑõÆø¡£
ÇëÄãд³öÉÏͼÖÐÎïÖÊXµÄÃû³Æ_____£¬ÊµÑéÊÒÓøÃÒ©Æ·ÖÆÈ¡ÑõÆøµÄ·ûºÅ±í´ïʽΪ£º_____£¬ÈôÓøÃÒ©Æ·ÖÆÈ¡½Ï´¿¾»µÄÑõÆø£¬ÔòʵÑé×°ÖÃӦѡ_________£¨Ìî±êºÅ£©¡£ÊµÑéÖз¢ÏÖË®±äºìÁË£¬µ¼ÖÂË®±äºìµÄÔÒòÊÇ_____¡£
£¨3£©ÊµÑéÊÒÖÆÈ¡ÑõÆøµÄ·¢Éú×°Öû¹¿ÉÒÔÑ¡ÔñB£¬Éæ¼°·´Ó¦µÄ·ûºÅ±í´ïʽΪ£º_____£¬¼ì²é×°ÖÃCÆøÃÜÐԵIJÙ×÷ÊÇ_____¡£
£¨4£©ÈôÓÃG×°ÖÃÊÕ¼¯ÑõÆø£¬Ó¦´Ó_____¶Ë½øÆø£¨Ìî¡°b¡±»ò¡°c¡±£©¡£ÓÃH×°ÖýøÐÐÁòȼÉÕʵÑ飬ÏÖÏóΪ_____£¬¼¯ÆøÆ¿ÖзÅÉÙÁ¿Ë®µÄÄ¿µÄÊÇ_____¡£
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿Í¨¹ýº£Ë®ÁÀɹ¿ÉµÃ´ÖÑΣ¬´ÖÑγýNaClÍ⣬»¹º¬ÓÐMgCl2¡¢CaCl2¡¢Na2SO4ÒÔ¼°ÄàɳµÈÔÓÖÊ¡£ÒÔÏÂÊÇÖƱ¸¾«ÑεÄʵÑé·½°¸£¬¸÷²½²Ù×÷Á÷³ÌÈçÏ£º
(1)Ôڵڢݲ½´ÖÑιýÂ˲Ù×÷ÖÐÒªÓõ½²£Á§°ô£¬²£Á§°ôµÄ×÷ÓÃÊÇ_____________¡£
(2)µÚ¢Þ²½²Ù×÷µÄÄ¿µÄÊdzýÈ¥ÂËÒºÖÐNa2CO3¡¢_________(Ìѧʽ)¡£
(3)µÚ¢Ü²½²Ù×÷µÄÄ¿µÄÊdzýÈ¥ÂËÒºÖÐCaCl2¡¢_________(Ìѧʽ)¡£
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿ÏÂͼÊÇÒ»ÕűíʾÎïÖʼ䷴Ӧ¹ØϵµÄ¿¨Æ¬Í¼£¨¡°¡ª¡ª¡±±íʾÏàÁÚµÄÎïÖÊÄܹ»ÔÚÈÜÒºÌåϵÖз¢Éú·´Ó¦£©£¬ÆäÖÐA¡¢B¡¢CÈý´¦µÄ¿¨Æ¬ÉÐδճÌù¡£ÇëÄã˼¿¼Ò»ÖÖÕ³Ìù·½°¸£¬²¢»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©A´¦ÌùÉϵĿ¨Æ¬¿ÉÒÔÊÇ________£¨Ð´³ö¿¨Æ¬ÖÐÎïÖʵĻ¯Ñ§Ê½£©¡£
£¨2£©B´¦¿¨Æ¬ÖеÄÎïÖÊÊôÓÚ________£¨Ñ¡Ìî¡°Ëᡱ¡¢¡°¼î¡±»ò¡°ÑΡ±£©¡£
£¨3£©ÈôC´¦ÈÜÒº³ÊÀ¶É«£¬ÔòÆäÓëFe·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ________________________________£¬¸Ã·´Ó¦µÄ»ù±¾ÀàÐÍÊÇ________·´Ó¦¡£
£¨4£©ÄãÈÏΪÏÂÁÐÎïÖÊ¿ÉÓÃÀ´Ìæ»»¡°Fe¡±Î»ÖõÄÊÇ________£¨ÌîÐòºÅ£©¡£
¢ÙNaOH ¢ÚZn ¢ÛAg ¢Ü
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿¼×¡¢ÒÒ¡¢±ûÈýÖÖ¹ÌÌåÎïÖʵÄÈܽâ¶ÈÇúÏßÈçͼËùʾ£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A. ½µÎ¿Éʹ±ûÎïÖʵIJ»±¥ºÍÈÜÒº±ä³É±¥ºÍÈÜÒº
B. t2¡æʱ£¬µÈÖÊÁ¿¼×¡¢ÒÒ¡¢±ûµÄ±¥ºÍÈÜÒºÖÐÈܼÁµÄÖÊÁ¿£º¼×£¾ÒÒ£¾±û
C. t2¡æʱ£¬½«15g¼×ÎïÖʼÓÈëµ½50gË®ÖУ¬ÔÙ½µÎµ½t1¡æ£¬ËùµÃÈÜÒºÈÜÖʵÄÖÊÁ¿·ÖÊý²»±ä
D. ·Ö±ð½«¼×¡¢ÒÒ¡¢±ûÈýÖÖÎïÖÊt2¡æµÄ±¥ºÍÈÜÒº½µÎµ½t1¡æ£¬ËùµÃÈÜÒºÈÜÖʵÄÖÊÁ¿·ÖÊýÒÒ£¾¼×=±û
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿Ä³´ÖÑÎÑùÆ·Öк¬ÓпÉÈÜÐÔµÄÂÈ»¯Ã¾¡¢ÂÈ»¯¸ÆÔÓÖʺͲ»ÈÜÐÔµÄÄàɳ¡£³£ÎÂÏ£¬½«140g¸Ã´ÖÑÎÑùÆ·ÈܽâÓÚË®ÖУ¬¹ýÂ˵õ½²»×ã3gÄàɳºÍ1000gÈÜÒº¡£È¡³ö500gÈÜÒº½øÐвⶨ£¬ÆäÖк¬ÓÐþԪËØ1.2g£¬¸ÆÔªËØ2g£¬ÂÈÔªËØ42.6g¡£Ôò´ÖÑÎÖÐÂÈ»¯ÄƵÄÖÊÁ¿·ÖÊýԼΪ£¨ £©
A.86.3%B.88.1%C.83.6%D.91.6%
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿Ä³Ë®ÈÜÒºÖк¬ÓÐÒÔÏÂÀë×ÓÖеÄÈô¸ÉÖÖ£º¡¢¡¢¡¢¡¢¡¢£¬ÏÖÈ¡Á½·Ý100mlÈÜÒº½øÐÐÈçÏÂʵÑ飺
(1)µÚÒ»·Ý¼ÓÈëÈÜÒºÓгÁµí²úÉú¡£
(2)µÚ¶þ·Ý¼Ó×ãÁ¿ÈÜÒººó£¬µÃ³ÁµíÎï6.27g£¬¾×ãÁ¿ÏõËáÏ´µÓ¡¢¸ÉÔïºó£¬³ÁµíÖÊÁ¿Îª2.33g£¬ÔÚËùµÃÂËÒºÖмÓÈëÈÜÒºÓгÁµí²úÉú¡£¸ù¾ÝÉÏÊöʵÑ飬ÒÔÏÂÍƲâÕýÈ·µÄÊÇ( )
A.Ò»¶¨´æÔÚB.100mLÈÜÒºÖеÄÖÊÁ¿²»Ð¡ÓÚ2.34g
C.Ò»¶¨²»´æÔÚD.Ò»¶¨²»´æÔÚ£¬¿ÉÄÜ´æÔÚ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿Ã¾Ò×±»¿ÕÆøÖеÄÑõÆøÑõ»¯³ÉÑõ»¯Ã¾£¬ÏÖÓÐÒ»¾í±êÇ©ÉϱêÃ÷120gµÄþ´ø£¬³ÆÆäÖÊÁ¿Îª136g£¨¼ÙÉè³ýþ±»Ñõ»¯Í⣬ûÓз¢ÉúÆäËûÈκα仯£¬ÇÒÑõ»¯ÊǾùÔȵģ©.£¨Ð´³ö¼ÆËã¹ý³Ì£©
¢ÙÊÔ¼ÆËã±»Ñõ»¯µÄþµÄÖÊÁ¿ÊÇ_______________¿Ë£¿
¢Ú³ÆÈ¡ÉÏÊö±äÖʵÄþ´ø6.8g¼ÓÈëµ½×ãÁ¿µÄÑÎËáÈÜÒºÖз´Ó¦.ÊÔ¼ÆËã·´Ó¦²úÉúÇâÆøµÄÖÊÁ¿ÊÇ___________________¿Ë£¿
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿Ìá´¿º¬ÉÙÁ¿ÄàɳµÄ´ÖÑÎÑùÆ·£¬ÊµÑéÖ÷Òª¹ý³ÌºÍ²Î¿¼Êý¾ÝÈçÏ£º
ÎÂ¶È | 100¿ËË®ÖÐ×î¶àÈܽâÂÈ»¯ÄƵÄÖÊÁ¿ |
20¡æ | 36.0 g |
40¡æ | 36.6 g |
60¡æ | 37.3 g |
¢Ù¸ÃʵÑéÊÇÀûÓÃÄàɳÄÑÈÜÓÚË®µ«ÂÈ»¯ÄÆ_____________µÄÐÔÖʽøÐзÖÀëÌá´¿£»¶¨Á¿³ÆÁ¿´ÖÑεÄÖ÷ÒªÒÇÆ÷ÊÇ________£¬²Ù×÷¢óµÄÃû³ÆÊÇ_________£¬ÆäÖв£Á§°ôµÄ×÷ÓÃÊÇ__________¡£
¢ÚÈܽâʱ£¬¼ÓÈëË®µÄºÏÊʵÄÁ¿Ô¼Îª________£¨Ñ¡Ìî¡°15¡±¡¢¡°30¡±»ò¡°60¡±£©mL£¬Ñ¡ÔñµÄÒÀ¾ÝÊÇ_______¡£
A£®½ÚʡʵÑéʱ¼ä B£®´ÖÑÎÖеÄÂÈ»¯ÄÆÄÜ·ñÍêÈ«Èܽâ
C£®ÉÕ±¡¢Á¿Í²µÄ´óС D£®ÓÉÉÙµ½¶à£¬²»¹»ÔÙ¼Ó
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