¡¾ÌâÄ¿¡¿¿ÆÆÕÔĶÁ
ÈÈÃôÖ½
Ë«·ÓA£¨Bisphenol A£¬»¯Ñ§Ê½C15H16O2£©°×É«Õë×´¾§Ìå¡£
Ë«·ÓA £¨¼òдΪBPA£©¿ÉÔÚÈÈÃôÖ½Éϳ䵱ÏÔÓ°¼ÁºÍÎÞɫȾÁÏ£¬Å¨¶È¸ß´ïÿ¿ËÖ½Ô¼20ºÁ¿Ë¡£ÕâÖÖÈÈÃôÖ½¿ÉÓÃÓÚ·É»úƱ£¬ATM»ú¡¢¼ÓÓÍ»úºÍÊÕÒø»úµÄƾ¾ÝÒÔ¼°ÆäËüÀàÐ͵ÄСƱ¡£ÈÈÃôÖ½ÉÏÏÔÓ°¼ÁµÄÏÔÉ«·´Ó¦ÊÇ¿ÉÄæµÄ£¬ÓÐÉ«²úÎï»á²»Í¬³Ì¶ÈµØ×ÔÐзֽ⣬×Ö¼£ÑÕÉ«»áÂýÂýÍËÉ«Ô½À´Ô½Ç³µ£¬Ö±ÖÁ×ÔÈ»ÍËÉ«µ½×Ö¼£ÍêÈ«ÏûʧÔÚ°×Ö½Ö®ÖС£Ñо¿ÕßÃÇÊ×´ÎÖ¤Ã÷£¬Ïû·ÑСƱ£¨ÈÈÃôÖ½£©ÉÏÅçÍ¿µÄË«·ÓA£¨BPA£©£¬Í¨¹ý½Ó´¥ÏÈÕ³¸½ÔÚÊÖÉÏ£¬È»ºó¾¹ýÊÖµÄƤ·ô±»ÈËÌåÎüÊÕ£¬Ê¹ÈËÌåÄÚµÄBPAº¬Á¿ÏÔÖøÌá¸ß¡£
ÔÚ¿ì²ÍµêµÈ³¡Ëù£¬ÈËÃǾ³£ÔÚ½øʳǰʹÓÃÊÖ²¿ÃâÏ´Ïû¶¾Òº£¬È»ºóµã²ÍʱÓÖ»á½Ó´¥µ½Ð¡Æ±£¬ÃâÏ´Ïû¶¾ÒºÖк¬ÈⶹޢËáÒì±ûõ¥¡¢±û¶þ´¼ºÍÒÒ´¼µÈ³É·Ö¡£Ñо¿ÕßÃÇÊÔͼÁ˽âÕâÒ»×ö·¨»á¶ÔÈËÌåÎüÊÕBPAÓкÎÓ°Ï죬Ϊ´Ë×öÈçÏÂʵÑé¡£ÔÚʵÑéÖУ¬ÏÈÈñ»²âÊÔÕßÒ»Ö»ÊÖ²ÁÊÃÃâÏ´Ïû¶¾Òº£¬ÔÚ»¹Î´¸É͸µÄÇé¿öÏ£¬ÓÃÊÖÕÆÖ±½ÓÎÕסÈÈÃôÖ½£»ÁíÒ»Ö»ÊÖδʹÓÃÏû¶¾Òº£¬ÓøÉÔïµÄÊÖÕÆÎÕסͬÑù´óСµÄÈÈÃôÖ½¡£Ëæºó£¬¶ÔÊÖÕƱíÃæ²ÐÁôµÄBPA½øÐÐÌáÈ¡ºÍ·ÖÎö¡£½á¹ûÈçÏÂͼ¡£
¸ù¾ÝÒÔÉÏ×ÊÁÏ£¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©Ë«·ÓAÊôÓÚ_____£¨Ìî¡°ÓлúÎ»ò¡°ÎÞ»úÎ£©¡£Ò»¸öË«·ÓA·Ö×ÓÖк¬ÓÐ_____¸öÑõÔ×Ó¡£
£¨2£©¡°Ð¡Æ±¡±ÄÜ·ñ×÷ΪÖØÒªµÄÖ¤¾Ý³¤ÆÚ±£´æ,²¢ËµÃ÷ÔÒò_____¡£
£¨3£©·ÖÎö×ø±êͼ¿ÉÒÔ¿´³ö£¬ÔÚʹÓÃÃâÏ´Ïû¶¾Òººó£¬ÊÖÕÆÉÏBPAµÄº¬Á¿µÄ±ä»¯Ç÷ÊÆÊÇ_____£¬ÓëδʹÓÃÏû¶¾ÒºµÄ¶Ô±È£¬ ˵Ã÷ÃâÏ´Ïû¶¾ÒºÄÜ_____ÈËÌå¶ÔBPAµÄÎüÊÕ¡£
£¨4£©ËäÈ»¹ØÓÚË«·ÓAµÄ¶¾ÀíѧÑо¿ÒÑÓкܶ࣬µ«Ëü¶ÔÓÚÈËÌåµÄ¶¾ÐÔÄ¿Ç°»¹Ã»ÓÐȨÍþ¡¢È·ÇеĽáÂÛ¡£Ñо¿ÈËÔ±ÈÏΪ£¬Ó¦¸Ã¿ª·¢¸ü°²È«µÄ²ÄÁÏ»ò·½·¨À´´úÌæÈÈÃôÖ½¡£ÏÖÓÐÌõ¼þÏ£¬ÄãÈÏΪÔÚ¿ì²ÍÌü¾Í²ÍÇ°½÷É÷µÄ×ö·¨ÊÇ_____£¬ÒÔ·ÀË«·ÓA³ÃÐé¶øÈë¡£
¡¾´ð°¸¡¿ÓлúÎï 2 ²»ÄÜ£¬ÈÈÃôÖ½ÉÏÏÔÓ°¼ÁµÄÏÔÉ«·´Ó¦ÊÇ¿ÉÄæµÄ£¬ÓÐÉ«²úÎï»á²»Í¬³Ì¶ÈµØ×ÔÐзֽ⣬×Ö¼£ÑÕÉ«»áÂýÂýÍËÉ«Ô½À´Ô½Ç³µ£¬Ö±ÖÁ×ÔÈ»ÍËÉ«µ½×Ö¼£ÍêÈ«ÏûʧÔÚ°×Ö½Ö®ÖÐ Ëæʱ¼äÔö¼Ó£¬BPAº¬Á¿ÏÈÔö¼Óºó¼õÉÙ ¼ÓËÙ£¨ÔöÇ¿¡¢Ôö¼ÓµÈ£© ²ÁÊÃÏ´ÊÖÒººó±ÜÃâ½Ó´¥Ð¡Æ±
¡¾½âÎö¡¿
¸ù¾ÝË«·ÓAµÄ»¯Ñ§Ê½¡¢ÐÔÖÊ¡¢Êý¾Ý¶Ô±ÈºÍÉú»î¾Ñé½øÐзÖÎö¡£
£¨1£©º¬ÓÐ̼ԪËصĻ¯ºÏÎ̼µÄÑõ»¯ÎïºÍ̼ËáÑγýÍ⣩ÊÇÓлúÎ˫·ÓAÊôÓÚÓлúÎһ¸öË«·ÓA·Ö×ÓÖк¬ÓÐ2¸öÑõÔ×Ó¡£
£¨2£©¡°Ð¡Æ±¡±²»ÄÜ·ñ×÷ΪÖØÒªµÄÖ¤¾Ý³¤ÆÚ±£´æ£¬ÈÈÃôÖ½ÉÏÏÔÓ°¼ÁµÄÏÔÉ«·´Ó¦ÊÇ¿ÉÄæµÄ£¬ÓÐÉ«²úÎï»á²»Í¬³Ì¶ÈµØ×ÔÐзֽ⣬×Ö¼£ÑÕÉ«»áÂýÂýÍËÉ«Ô½À´Ô½Ç³µ£¬Ö±ÖÁ×ÔÈ»ÍËÉ«µ½×Ö¼£ÍêÈ«ÏûʧÔÚ°×Ö½Ö®ÖС£
£¨3£©·ÖÎö×ø±êͼ¿ÉÒÔ¿´³ö£¬ÔÚʹÓÃÃâÏ´Ïû¶¾Òººó£¬ÊÖÕÆÉÏBPAµÄº¬Á¿µÄ±ä»¯Ç÷ÊÆÊÇËæʱ¼äÔö¼Ó£¬BPAº¬Á¿ÏÈÔö¼Óºó¼õÉÙ£»ÓëδʹÓÃÏû¶¾ÒºµÄ¶Ô±È£¬ ˵Ã÷ÃâÏ´Ïû¶¾ÒºÄܼÓËÙ£¨ÔöÇ¿¡¢Ôö¼ÓµÈ£©ÈËÌå¶ÔBPAµÄÎüÊÕ¡£
£¨4£©ÏÖÓÐÌõ¼þÏ£¬Ê¹ÓÃÃâÏ´Ïû¶¾Òººó£¬ÊÖÕÆÉÏBPAµÄº¬Á¿µÄ±ä»¯Ç÷ÊÆÊÇËæʱ¼äÔö¼Ó£¬BPAº¬Á¿ÏÈÔö¼Óºó¼õÉÙ£¬ÓëδʹÓÃÏû¶¾ÒºµÄ¶Ô±È£¬ ˵Ã÷ÃâÏ´Ïû¶¾ÒºÄܼÓËÙ£¨ÔöÇ¿¡¢Ôö¼ÓµÈ£©ÈËÌå¶ÔBPAµÄÎüÊÕ¡£ËùÒÔÔÚ¿ì²ÍÌü¾Í²ÍÇ°½÷É÷µÄ×ö·¨ÊDzÁÊÃÏ´ÊÖÒººó±ÜÃâ½Ó´¥Ð¡Æ±£¬ÒÔ·ÀË«·ÓA³ÃÐé¶øÈë¡£
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¿¡¿ÔÚÏÖ´úÉú»îÖУ¬ÈËÃÇÔ½À´Ô½×¢ÖØ΢Á¿ÔªËصÄÉãÈ¡£®µâÔªËضÔÈËÌ彡¿µÓÐÖÁ¹ØÖØÒªµÄ×÷Óã®Ï±íÊÇijµØÊг¡ÏúÊÛµÄÒ»ÖÖ¡°¼ÓµâʳÑΡ±°ü×°´üÉϵIJ¿·Ö˵Ã÷£®
ÅäÁÏ | ÂÈ»¯ÄÆ¡¢µâËá¼Ø£¨KIO3£© |
º¬µâÁ¿ | £¨20mg¡«30mg£©/kg |
±£ÖÊÆÚ | 18¸öÔÂ |
ʳÓ÷½·¨ | Îð³¤Ê±¼äìÀ³´ |
Öü´æ·½·¨ | ±Ü¹â¡¢±ÜÈÈ¡¢ÃÛ·ä¡¢·À³± |
Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÓÉʳÓ÷½·¨ºÍÖü²ØÖ¸ÄÏ¿ÉÍƲâµâËá¼Ø£¨KIO3£©µÄ»¯Ñ§ÐÔÖÊÖ®Ò»ÊÇ_____£»
£¨2£©¼ÆËãµâËá¼Ø£¨KIO3£©ÖУ¬¼ØÔªËØ¡¢µâÔªËØ¡¢ÑõÔªËصÄÖÊÁ¿±È_____£»
£¨3£©¼ÆËãµâËá¼Ø£¨KIO3£©ÖУ¬µâÔªËصÄÖÊÁ¿·ÖÊýÊǶàÉÙ£¿_____£®
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿³ýÈ¥ÏÂÁÐÎïÖÊÖлìÓеÄÉÙÁ¿ÔÓÖÊËùÑ¡ÓõÄÊÔ¼Á£¬²»ÕýÈ·µÄÊÇ£¨ £©
Ñ¡Ïî | »ìºÏÎÀ¨ºÅÄÚΪÔÓÖÊ£© | Ñ¡ÓõÄÊÔ¼Á |
A | ×ãÁ¿±¥ºÍµÄÇâÑõ»¯ÄÆÈÜÒº | |
B | ×ãÁ¿µÄÑõ»¯Í·ÛÄ© | |
C | ×ÆÈȵÄÑõÆø | |
D | ×ãÁ¿±¥ºÍµÄÇâÑõ»¯ÄÉÈÜÒº |
A.AB.BC.CD.D
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿¼×¡¢ÒÒÁ½»¯¹¤³§·Ö²¼ÈçͼËùʾ£¬¼ýÍ·´ú±íË®Á÷·½Ïò£¬Èç¹ûÔÚa´¦È¡Ë®Ñù¼ì²â£¬Ë®Öк¬ÓÐÉÙÁ¿NaOH¡¢Na2SO4£»ÔÚc´¦È¡Ë®Ñù¼ì²â£¬pH£½7ÇÒË®ÖÐÖ»º¬ÓÐÉÙÁ¿NaCl£¬Ôòb´¦Ë®Öк¬ÓеÄÒ»×éÎïÖÊÊÇ£¨¡¡¡¡£©
A.MgSO4 NaClB.H2SO4 Ba£¨NO3£©2
C.BaCl2 HClD.H2SO4 MgCl2
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿Îª²â¶¨Ò»Æ¿¾ÃÖõÄÉÕ¼îÖÐÇâÑõ»¯ÄƵĺ¬Á¿£¬Ä³Í¬Ñ§È¡25.0gÑùÆ·£¬ÈÜÓÚË®µÃµ½100gÈÜÒº£¬ÔÙ¼ÓÈë100g×ãÁ¿Ï¡ÁòËᣬ³ä·Ö·´Ó¦ÖÁ²»ÔÙ²úÉúÆøÌ壬²âµÃÈÜÒºÖÊÁ¿Îª197.8g¡£Çë¼ÆË㣺
£¨1£©·´Ó¦²úÉúCO2µÄÖÊÁ¿¡£
£¨2£©ÑùÆ·ÖÐNaOHµÄÖÊÁ¿·ÖÊý£¨½á¹û±£ÁôÖÁ0.1%£©¡£
£¨3£©×îºóËùµÃÈÜÒºÖеÄÄÆÔªËصÄÖÊÁ¿£¨½á¹û±£ÁôÖÁ0.1£©¡£
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿ÊµÑéÓë°¸Àý
£¨1£©°¸Àýһ̽¾¿ÈËÌåºô³öÆøÌåÖжþÑõ»¯Ì¼º¬Á¿±È¿ÕÆøÖеĸߣ¬ÊµÑéÌõ¼þ³ýÁËÒª¿ØÖÆÁ½¸öÊ¢×°ÆøÌåÑùÆ·µÄ¼¯ÆøÆ¿´óС¹æ¸ñÏàͬÍ⣬»¹Òª¿ØÖÆ_____Ïàͬ¡£
£¨2£©°¸Àý¶þÓò£Á§±Ñ¸ËÙ¿ÛסȼÉÕµÄÀ¯Öò£¬²¢Ê¹±¿ÚʼÖÕ½þûÔÚË®ÖС£ÃèÊö´ËʵÑéʵÑéÏÖÏó£º_____
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿ÀûÓÃÄÜÔ´¡¢½ÚÔ¼ÄÜÔ´¡¢±£»¤»·¾³ÊÇÎÒÃÇ´ó¼Ò¹²Í¬¹Ø×¢µÄÉç»áÎÊÌâ¡£
£¨1£©×îÇå½àµÄȼÁÏÊÇ________
£¨2£©ÎÒ¹ú·¢Éä¡°æ϶ðÒ»ºÅ¡±µÄ»ð¼ýʹÓÃC2H8N2£¨Æ«¶þ¼×룩ºÍN2O4ΪÍƽø¼Á£¬ÇëÍê³É¸Ã»¯Ñ§·½³Ìʽ£ºC2H8N2+2N2O4£½2CO2+3_____+4H2O
£¨3£©SO2µÄ´óÁ¿ÅÅ·ÅÄÜÐγÉËáÓ꣬pHСÓÚ_____µÄ½µÓê³ÆΪËáÓ꣬ij»ðµç³§ÔÚȼúÖмÓÈëʯ»ÒʯÒÔ½µµÍ·ÏÆøÖÐSO2µÄº¬Á¿£¬¼ÙÉèȼÉÕºóµÃµ½50t·ÏÔü£¬Èô¸Ã·ÏÒºÖк¬ÁòÔªËصÄÖÊÁ¿·ÖÊýΪ24%£¬Ï൱ÓÚÉÙÅÅ·Å_____t¶þÑõ»¯Áò
£¨4£©ÌìÈ»ÆøȼÉÕ²»³ä·Öʱ£¬¿Éµ÷´óÆøÔî_____£¨Ìî¡°¿ÕÆø¡±»ò¡°È¼Æø¡±£©½øÈëÁ¿
£¨5£©½ðÊôþ×Å»ð²»ÄÜʹÓöþÑõ»¯Ì¼ÆËÃð£¬ÒòΪþÄÜÔÚ¶þÑõ»¯Ì¼ÖмÌÐøȼÉÕ£¬Éú³ÉÒ»ÖÖºÚÉ«µ¥ÖʺÍÑõ»¯Ã¾Á½ÖÖ¹ÌÌå·ÛÄ©£¬Ð´³ö¸Ã·´Ó¦µÄ»¯Ñ§·½³Ìʽ________
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿Çë½áºÏÏÂÁÐʵÑé×°Ö㬻شðÓйØÎÊÌâ¡£
£¨1£©Ð´³öÒÇÆ÷aºÍbµÄÃû³Æ£ºa_____£¬b_____¡£
£¨2£©ÊµÑéÊÒÓÃA×°Öòú³öÑõÆø£¬·¢Éú»¯Ñ§·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ_____¡£Èç¹ûÒªÊÕ¼¯½Ï´¿¾»µÄÑõÆøÑ¡ÔñµÄÊÕ¼¯×°ÖÃΪ_____¡£
£¨3£©ÊµÑéÊÒÓÃʯ»ÒʯÓëÏ¡ÑÎËá·´Ó¦ÖÆÈ¡²¢ÊÕ¼¯¶þÑõ»¯Ì¼£¬Ó¦Ñ¡ÔñµÄ×°ÖÃΪ_____£¨Ìî×Öĸ£©¡£Æä·´Ó¦ÔÀíΪ_____¡£
£¨4£©Ã¾ÂÁºÏ½ðM¿ËºÍ×ãÁ¿µÄÑÎËá·´Ó¦Éú³ÉH2 0.1¿Ë£¬ÔòM¿ÉÄÜÊÇ_____¡£
A 0.8 B 1 C 1.5 D ÎÞ·¨È·¶¨
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º
¡¾ÌâÄ¿¡¿ÏÖÓк¬HClºÍCuCl2µÄ»ìºÏÈÜÒº50g£¬Ïò¸ÃÈÜÒºÖÐÖðµÎ¼ÓÈëÈÜÖÊÖÊÁ¿·ÖÊýΪ10%µÄNaOHÈÜÒº£¬Éú³É³ÁµíµÄÖÊÁ¿Óë¼ÓÈëNaOHÈÜÒºµÄÖÊÁ¿¹ØϵÈçͼËùʾ¡£
£¨1£©Ç¡ºÃÍêÈ«·´Ó¦Ê±£¬ÏûºÄNaOHÈÜÒºµÄ×ÜÖÊÁ¿Îª_____g¡£
£¨2£©ÇóÇ¡ºÃÍêÈ«·´Ó¦Ê±ËùµÃÈÜÒºÈÜÖʵÄÖÊÁ¿·ÖÊý_____£¨½á¹û±£Áô1%£©¡£
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