£¨12·Ö£© ijͬѧÔÚʵÑéÊÒÓûÅäÖÆÎïÖʵÄÁ¿Å¨¶È¾ùΪ1£®0 mol/LµÄNaOHÈÜÒººÍÏ¡H2SO4¸÷450mL¡£ÌṩµÄÊÔ¼ÁÊÇ£ºNaOH¹ÌÌåºÍ98%µÄŨH2SO4£¨ÃܶÈΪ1£®84 g/cm3£©¼°ÕôÁóË®¡£

£¨1£©ÅäÖÆÁ½ÖÖÈÜҺʱ¶¼ÐèÒªµÄ²£Á§ÒÇÆ÷ÊÇ____________________________________ ¡£

£¨2£©Ó¦ÓÃÍÐÅÌÌìƽ³ÆÁ¿NaOH ___________g£¬Ó¦ÓÃÁ¿Í²Á¿È¡Å¨H2SO4________mL¡£

£¨3£©ÅäÖÆʱ£¬ÏÈÒª¼ì²éÈÝÁ¿Æ¿ÊÇ·ñ©ˮ£¬Æä·½·¨ÊÇ                            

                                                                      ¡£

£¨4£©Å¨ÁòËáÈÜÓÚË®µÄÕýÈ·²Ù×÷·½·¨ÊÇ_____                     ___________¡£

£¨5£©ÔÚÅäÖÆÉÏÊöÈÜҺʵÑéÖУ¬ÏÂÁвÙ×÷ÒýÆð½á¹ûÆ«µÍµÄÓÐ_________________

A£®¸ÃѧÉúÔÚÁ¿È¡Å¨ÁòËáʱ£¬¸©Êӿ̶ÈÏß

B£®³ÆÁ¿¹ÌÌåNaOHʱ£¬½«íÀÂëºÍÎïÆ·µÄλÖõߵ¹£¨Ã»ÓÐʹÓÃÓÎÂ룩

C£®ÈܽâH2SO4²Ù×÷ʱûÓÐÀäÈ´ÖÁÊÒξÍÁ¢¼´Íê³ÉºóÃæµÄÅäÖƲÙ×÷¡£

D£®ÔÚÉÕ±­ÖÐÈܽâ½Á°èʱ£¬½¦³öÉÙÁ¿ÈÜÒº

E£®Ã»ÓÐÓÃÕôÁóˮϴÉÕ±­2¡ª3´Î£¬²¢½«Ï´ÒºÒÆÈëÈÝÁ¿Æ¿ÖÐ

F£®½«Á¿Í²Ï´µÓ2¡ª3´Î£¬²¢È«²¿×ªÒÆÖÁÈÝÁ¿Æ¿ÖÐ

G£®ÈÝÁ¿Æ¿ÖÐÔ­À´´æÓÐÉÙÁ¿ÕôÁóË®

H£®½ºÍ·µÎ¹Ü¼ÓË®¶¨ÈÝʱ¸©Êӿ̶È

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

ʵÑéÊÒÓûÅäÖÆ0.5mol/LµÄNaOHÈÜÒº500mL£º
£¨1£©Ðè³ÆÈ¡NaOH¹ÌÌåµÄÖÊÁ¿Îª
10.0
10.0
g
£¨2£©Ä³Í¬Ñ§Óû³ÆÁ¿NaOHµÄÖÊÁ¿£¬ËûÏÈÓÃÍÐÅÌÌìƽ³ÆÁ¿ÉÕ±­µÄÖÊÁ¿£¬ÌìƽƽºâºóµÄ״̬Èçͼ1Ëùʾ£®ÓÉͼ¿É¼û£¬¸ÃͬѧÔÚ²Ù×÷ʱµÄÒ»¸öÃ÷ÏÔ´íÎóÊÇ
ÉÕ±­ÓëíÀÂëµÄλÖ÷ŷ´ÁË
ÉÕ±­ÓëíÀÂëµÄλÖ÷ŷ´ÁË
£¬ÉÕ±­µÄʵ¼ÊÖÊÁ¿Îª
27.4g
27.4g
£®

£¨3£©ÔÚͼ2ËùʾÒÇÆ÷ÖУ¬ÅäÖÆÉÏÊöÈÜÒº¿Ï¶¨²»ÐèÒªµÄÊÇ
C
C
£¨ÌîÐòºÅ£©£®
£¨4£©ÔÚÈÝÁ¿Æ¿µÄʹÓ÷½·¨ÖУ¬ÏÂÁвÙ×÷ÕýÈ·µÄÊÇ
AE
AE
£¨¿É¶àÑ¡£©
A£®Ê¹ÓÃÈÝÁ¿Æ¿Ç°Ó¦Ê×ÏȼìÑéÊÇ·ñ©ˮ£®
B£®ÈÝÁ¿Æ¿ÓÃˮϴ¾»ºó£¬ÔÙÓôýÅäÈÜÒºÈóÏ´2¡«3´Î£®
C£®ÅäÖÆÈÜҺʱ£¬Èç¹ûÊÔÑùÊǹÌÌ壬°Ñ³ÆºÃµÄ¹ÌÌåÓÃÖ½ÌõСÐĵ¹ÈëÈÝÁ¿Æ¿ÖУ¬»ºÂý¼ÓË®ÖÁ½Ó½ü¿Ì¶ÈÏß1¡«2cm´¦£¬ÓýºÍ·µÎ¹Ü¼ÓÕôÁóË®ÖÁ¿Ì¶ÈÏߣ®
D£®Èç¹ûÅäÖÆÈÜҺʱ£¬ÈÜÖÊÈܽâËÙÂʱȽÏÂý£¬¿ÉÒÔ½«ÈÝÁ¿Æ¿Ôھƾ«µÆÉϼÓÈÈ£¬´Ù½øÈÜÖʵÄÈܽ⣬½ÚÊ¡ÅäÖÆÈÜÒºµÄʱ¼ä£®
E£®Ï´ÉÕ±­ºÍ²£Á§°ôµÄÏ´µÓÒº±ØÐëתÒÆÈëÈÝÁ¿Æ¿ÖУ¬²»Äܵ¹µô£®
£¨5£©Í¼3ÊǸÃͬѧתÒÆÈÜÒºµÄʾÒâͼ£¬¸ÃͬѧÔÚ²Ù×÷¹ý³ÌÖдæÔÚÃ÷ÏԵĴíÎóΪ£º
תÒÆÈÜҺδÓò£Á§°ôÒýÁ÷
תÒÆÈÜҺδÓò£Á§°ôÒýÁ÷
£®
£¨6£©ÔÚÅäÖƸÃÈÜÒº¹ý³ÌÖУ¬ÏÂÁвÙ×÷»áÒýÆðÅäÖÆÈÜҺŨ¶ÈÆ«¸ßµÄÊÇ
¢Ú¢Ü
¢Ú¢Ü
£®
¢ÙûÓÐÏ´µÓÉÕ±­ºÍ²£Á§°ô                  ¢ÚËùÓÃÌìƽµÄíÀÂëÉúÐâ
¢ÛÈÝÁ¿Æ¿²»¸ÉÔº¬ÓÐÉÙÁ¿ÕôÁóË®          ¢Ü¶¨ÈÝʱ¸©ÊÓ±êÏß
¢Ý¶¨ÈÝʱÑöÊÓ±êÏß
¢Þ¶¨ÈݺóÈûÉÏÆ¿Èû·´¸´Ò¡ÔÈ£¬¾²Öúó£¬ÒºÃæµÍÓڿ̶ÈÏߣ¬ÔÙ¼ÓË®ÖÁ¿Ì¶ÈÏߣ®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ʵÑéÊÒÓûÅäÖÆ90mLŨ¶ÈΪ1.00mol?L-1µÄNa2CO3ÈÜÒº£º
£¨1£©ÅäÖÆʱµÄʵÑé²½ÖèΪ£º¼ÆËã¡¢³ÆÁ¿¡¢Èܽ⡢תÒÆ£¨Ï´µÓ£©¡¢
¶¨ÈÝ
¶¨ÈÝ
¡¢Ò¡ÔÈ£»
£¨2£©Ä³Í¬Ñ§Óû³ÆÁ¿Na2CO3µÄÖÊÁ¿£¬ËûÏÈÓÃÍÐÅÌÌìƽ³ÆÁ¿ÉÕ±­µÄÖÊÁ¿£¬ÌìƽƽºâºóµÄ״̬Èçͼ£®ÉÕ±­µÄʵ¼ÊÖÊÁ¿Îª
27.4
27.4
g£¬ÒªÍê³É±¾ÊµÑé¸ÃͬѧӦ³Æ³ö
10.6
10.6
 g Na2CO3£®

£¨3£©Èô³öÏÖÈçÏÂÇé¿ö£¬¶ÔËùÅäÈÜҺŨ¶È½«ÓкÎÓ°Ï죨Ìî¡°Æ«¸ß¡±¡¢¡°Æ«µÍ¡±»ò¡°ÎÞÓ°Ï족£©
¢ÙתÒÆÈÜҺʱ²£Á§°ô²åÔÚÁ˿̶ÈÏßÒÔÉϵÄλÖÃ
Æ«µÍ
Æ«µÍ
£»
¢ÚÈÝÁ¿Æ¿²»¸ÉÔº¬ÓÐÉÙÁ¿ÕôÁóË®
ÎÞÓ°Ïì
ÎÞÓ°Ïì
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ʵÑéÊÒÓûÅäÖÆ80mL 0.2mol/LNa2CO3ÈÜÒº£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢ÐèÔÚÍÐÅÌÌìƽÉϳÆÈ¡Ô¼1.7¿ËNa2CO3¹ÌÌåB¡¢Ï´µÓÉÕ±­ºóµÄÈÜÒºÓò£Á§°ôÒýÁ÷µ½ÈÝÁ¿Æ¿ÖÐC¡¢Ï´µÓ2-3´Îºó£¬ÓÃÕôÁóË®Ñز£Á§°ô×¢ÈëÈÝÁ¿Æ¿ÖÁ¿Ì¶ÈÏßD¡¢Ä³Í¬Ñ§²ÉÓÃÑöÊӵķ½Ê½¶¨ÈÝ£¬ÔòÅä³öµÄÈÜҺŨ¶ÈÆ«¸ß

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

(14·Ö)¸ßÃÌËá¼ØË׳ÆPP·Û£¬ÎªÇ¿Ñõ»¯¼Á£¬Óöµ½ÓлúÎï¾Í·Å³ö»îÐÔÑõ¡£ÕâÖÖÑõÓÐɱÃðϸ¾úµÄ×÷Óã¬ÇÒɱ¾úÄÜÁ¦¼«Ç¿¡£Ä³Ñ§ÉúÓûÔÚʵÑéÊÒÅäÖÆ1 L 0.06 mol/L KMnO4Ï¡ÈÜÒº£¬ÓÃÀ´ÇåÏ´ÉË¿Ú¡£

(1)ʵÑé¹ý³ÌÖÐÐèÓÃÍÐÅÌÌìƽ³ÆÈ¡KMnO4¾§ÌåµÄÖÊÁ¿Îª__________g¡£

(2)Æä²Ù×÷²½ÖèÈçÏÂͼËùʾ£¬ÔòÓÒͼËùʾ²Ù×÷Ó¦ÔÚÏÂͼÖÐ__________(ÌîÑ¡Ïî×Öĸ)Ö®¼ä¡£

A£®¢ÚÓë¢Û¡¡¡¡B£®¢ÙÓë¢Ú¡¡¡¡C£®¢ÜÓë¢Ý

(3) ÅäÖƹý³ÌÖÐÐèÒªÓõ½µÄÒÇÆ÷ÓÐ:ÍÐÅÌÌìƽ¡¢Ò©³×¡¢ÉÕ±­¡¢       ¡¢        ¡¢           

(4)Èô¸ÃͬѧÔÚÅäÖÆÈÜҺʱ£¬½øÐÐÁËÈçϲÙ×÷£¬ÆäÖÐʹËùÅäÈÜҺŨ¶ÈÆ«µÍµÄ²Ù×÷

ÓÐ_______________(ÌîÑ¡Ïî×Öĸ)¡£

A£®³ÆÁ¿KMnO4¾§Ìåʱ£¬Ö¸ÕëÆ«ÏòÓÒ±ß

B£®½«KMnO4¾§Ìå·ÅÔÚÉÕ±­ÖÐÈܽ⣬ÀäÈ´ºó£¬×ªÒÆÖÁº¬ÓÐÉÙÁ¿ÕôÁóË®µÄÈÝÁ¿Æ¿ÖÐ

C£®¶¨ÈÝʱ£¬ÑöÊӿ̶ÈÏß

D£®Õñµ´Ò¡ÔȺ󣬷¢ÏÖÈÜÒºÒºÃæµÍÓڿ̶ÈÏߣ¬ÔٵμÓÉÙÁ¿ÕôÁóË®ÖÁ¿Ì¶ÈÏß´¦

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

£¨19·Ö£©¸ßÃÌËá¼ØÊÇÃ̵ÄÖØÒª»¯ºÏÎïºÍ³£ÓõÄÑõ»¯¼Á¡£ÒÔÏÂÊÇʵÑéÊÒÖÐÄ£Ä⹤ҵÉÏÓÃÈíÃÌ¿óÖƱ¸¸ßÃÌËá¼ØµÄÁ÷³Ìͼ¡£

£¨1£©²Ù×÷¢ñµÄÃû³ÆΪ          £»²Ù×÷¢óµÄÃû³ÆΪ           ¡£

£¨2£©·´Ó¦¢ÚµÄ»¯Ñ§·½³ÌʽΪ                                                  ¡£¹¤ÒµÉÏÓÃÉÏÊöÔ­ÀíÉú²úKMnO4·½·¨²úÂʽϵͣ¬½ÏºÃµÄÖƱ¸·½·¨Êǵç½â·¨¡£ÓÃPt×÷Ñô¼«£¬Fe×÷Òõ¼«£¬K2MnO4Ϊµç½âÒº£¬Ñô¼«µÄµç¼«·´Ó¦Ê½Îª                ¡£

£¨3£©KMnO4ÊÇÒ»ÖÖ½ÏÎȶ¨µÄ»¯ºÏÎµ«ÈÕ¹â¶ÔKMnO4ÈÜÒºµÄ·Ö½âÓд߻¯×÷Óã¬Éú³ÉMnO2¡¢KOHºÍO2¡£¶øMnO2Ò²ÊǸ÷ֽⷴӦµÄÒ»ÖÖ´ß»¯¼Á£¬ÇëÄãÉè¼ÆÒ»¸öʵÑé·½°¸£¬ÑéÖ¤MnO2¶Ô¸Ã·Ö½â·´Ó¦¾ßÓд߻¯ÐÔ£º                                         ¡£

£¨4£©KMnO4ÔÚËáÐÔ½éÖÊÖеÄÇ¿Ñõ»¯ÐԹ㷺ӦÓÃÓÚ·ÖÎö»¯Ñ§ÖС£

ÀýÈ磺2KMnO4+3H2SO4+5Na2SO35Na2SO4+K2SO4+2MnSO4+3H2O¡£Ä³Í¬Ñ§ÓÃKMnO4²â¶¨ÊµÑéÊÒ³¤ÆÚ´æ·ÅµÄNa2SO3¹ÌÌåµÄ´¿¶È¡£ÏÖÓû׼ȷ³ÆÈ¡6.3 gNa2SO3¹ÌÌåÑùÆ·£¬Åä³É500 mLÈÜÒº¡£È¡25.00 mLÉÏÊöÈÜÒº·ÅÈë׶ÐÎÆ¿ÖУ¬ÓÃ0.01000 mol/L µÄËáÐÔKMnO4ÈÜÒº½øÐеζ¨¡£µÎ¶¨½á¹ûÈçϱíËùʾ£º

µÎ¶¨´ÎÊý

´ý²âÈÜÒºµÄÌå»ý/mL

±ê×¼ÈÜÒºµÄÌå»ý

µÎ¶¨Ç°¿Ì¶È/mL

µÎ¶¨ºó¿Ì¶È/mL

1

25.00 mL

0.02

24.01

2

25.00 mL

0.70

24.71

3

25.00 mL

0.20

24.20

¢ÙÅäÖÆ500 mLNa2SO3ÈÜҺʱ£¬±ØÐëÓõ½µÄʵÑéÒÇÆ÷ÓУºÉÕ±­¡¢²£Á§°ô¡¢½ºÍ·µÎ¹Ü¡¢Ò©³×ºÍ            ¡¢               ¡£

¢ÚÅжϵζ¨ÖÕµãµÄÒÀ¾ÝÊÇ                                     ¡£

¢ÛÏÂÁвÙ×÷»áµ¼Ö²ⶨ½á¹ûÆ«¸ßµÄÊÇ             

A£®Î´Óñê׼Ũ¶ÈµÄËáÐÔKMnO4ÈÜÒºÈóÏ´µÎ¶¨¹Ü

B£®µÎ¶¨Ç°×¶ÐÎƿδ¸ÉÔï

C£®µÎ¶¨Ç°µÎ¶¨¹Ü¼â×첿·ÖÓÐÆøÅÝ

D£®¹Û²ì¶ÁÊýʱ£¬µÎ¶¨Ç°ÑöÊÓ£¬µÎ¶¨ºó¸©ÊÓ

¢ÜÓÃÉÏÊöʵÑéÊý¾Ý£¬¼ÆËãNa2SO3µÄ´¿¶ÈΪ                    ¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸