ÌâÄ¿ÄÚÈÝ
2£®Ä³Í¬Ñ§ÓûÅäÖÆ480mL ÎïÖʵÄÁ¿Å¨¶ÈΪ0.1mol£®L-1µÄCuSO4ÈÜÒº£®£¨1£©Íê³É¸ÃʵÑéÓõ½µÄÒÇÆ÷Ö÷ÒªÓУºÍÐÅÌÌìƽ¡¢½ºÍ·µÎ¹Ü¡¢500mLÈÝÁ¿Æ¿£¬ÉÕ±¡¢²£Á§°ô¡¢Ò©³×£®
£¨2£©Èç¹ûÓÃCuSO4¹ÌÌåÀ´ÅäÖÆ£¬Ó¦¸Ã³ÆÁ¿¹ÌÌåµÄÖÊÁ¿Îª8.0g£®Èç¹ûÓÃCuSO4.5H2OÀ´ÅäÖÆ£¬Ó¦¸Ã³ÆÁ¿¹ÌÌåµÄÖÊÁ¿Îª12.5g£®
£¨3£©Ð´³öÕû¸öʵÑé¼òµ¥µÄ²Ù×÷¹ý³Ì£º¼ÆËã¡ú³ÆÁ¿¡úÈܽâ¡úתÒÆ¡ú£®Ï´µÓ¡ú¶¨ÈÝ¡úÒ¡ÔÈ£®
£¨4£©¶¨ÈÝʱµÄÕýÈ·²Ù×÷ÊÇ£º´ýÈÝÁ¿Æ¿ÖеÄÒºÌåÒºÃæ¾àÀëÈÝÁ¿Æ¿µÄ¿Ì¶ÈÏß1¡«2cmʱ£¬¸ÄÓýºÍ·µÎ¹ÜµÎ¼Ó£¬²¢ÇÒÄ¿¹âҪƽÊӿ̶ÈÏߣ¬ÖÁ°¼ÒºÃæµÄ×îµÍ´¦Óë¿Ì¶ÈÏßÏàÇУ¬¶¨ÈÝÍê³É£®
£¨5£©ÏÂÁвÙ×÷¶ÔÈÜÒºµÄŨ¶ÈÓкÎÓ°Ï죿Óá°Æ«´ó¡±¡°Æ«Ð¡¡±»ò¡°ÎÞÓ°Ï족Ìî¿Õ£®
¢ÙÅäÖƵĹý³ÌÖÐÓÐÉÙÁ¿µÄÒºÌ彦³öÉÕ±£®Æ«Ð¡
¢ÚʹÓÃÇ°ÈÝÁ¿Æ¿ÓÃÕôÁóˮϴµÓ£¬ÇÒûÓиÉÔÎÞÓ°Ïì
¢Û¶¨ÈÝʱ¸©ÊÓÒºÃ森ƫ´ó£®
·ÖÎö £¨1£©ÒÀ¾ÝÅäÖÆÈÜÒºµÄÒ»°ã²½ÖèÑ¡ÔñÐèÒªÒÇÆ÷£¬ÒÀ¾ÝÅäÖÆÈÜÒºÌå»ýÑ¡ÔñÈÝÁ¿Æ¿¹æ¸ñ£»
£¨2£©ÒÀ¾Ým=CVM¼ÆËãÐèÒªÁòËáͺÍÎåË®ÁòËá͵ÄÖÊÁ¿£»
£¨3£©ÒÀ¾ÝÅäÖÆÈÜÒºµÄÒ»°ã²½Öè½â´ð£»
£¨4£©ÒÀ¾Ý¶¨ÈݵÄÕýÈ·²Ù×÷½â´ð£»
£¨5£©·ÖÎö²Ù×÷¶ÔÈÜÖʵÄÎïÖʵÄÁ¿ºÍÈÜÒºÌå»ýµÄÓ°Ï죬ÒÀ¾ÝC=$\frac{n}{V}$½øÐÐÎó²î·ÖÎö£®
½â´ð ½â£º£¨1£©ÓùÌÌåÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈÈÜÒºµÄÒ»°ã²½Ö裺¼ÆËã¡¢³ÆÁ¿¡¢Èܽ⡢ÀäÈ´¡¢ÒÆÒº¡¢Ï´µÓ¡¢¶¨ÈÝ¡¢Ò¡ÔÈ¡¢×°Æ¿µÈ£¬Óõ½µÄÒÇÆ÷£ºÍÐÅÌÌìƽ¡¢½ºÍ·µÎ¹Ü¡¢ÉÕ±¡¢²£Á§°ô¡¢ÈÝÁ¿Æ¿¡¢Ò©³×£¬ÅäÖÆÅäÖÆ480mLÈÜÒº£¬ÐèÒª500mLÈÝÁ¿Æ¿£¬ËùÒÔ»¹È±ÉÙµÄÒÇÆ÷£º500mLÈÝÁ¿Æ¿£»
¹Ê´ð°¸Îª£º500mLÈÝÁ¿Æ¿£»
£¨2£©ÅäÖÆ480mL ÎïÖʵÄÁ¿Å¨¶ÈΪ0.1mol£®L-1µÄCuSO4ÈÜÒº£¬Ó¦Ñ¡Ôñ500mLÈÝÁ¿Æ¿£¬Êµ¼ÊÅäÖÆ500mLÈÜÒº£¬ÐèÒªÁòËá͵ÄÖÊÁ¿£º0.5L¡Á0.1mol/L¡Á160g/mol=8.0g£»
Èç¹ûÓÃCuSO4.5H2OÀ´ÅäÖÆ£¬Ó¦¸Ã³ÆÁ¿¹ÌÌåµÄÖÊÁ¿Îª£º0.5L¡Á0.1mol/L¡Á250g/mol=12.5g£»
¹Ê´ð°¸Îª£º8.0g 12.5g£»
£¨3£©ÓùÌÌåÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈÈÜÒºµÄÒ»°ã²½Ö裺¼ÆËã¡¢³ÆÁ¿¡¢Èܽ⡢ÀäÈ´¡¢ÒÆÒº¡¢Ï´µÓ¡¢¶¨ÈÝ¡¢Ò¡ÔÈ¡¢×°Æ¿µÈ£¬
¹Ê´ð°¸Îª£º³ÆÁ¿£» ¶¨ÈÝ£»
£¨4£©¶¨ÈÝʱ£¬´ýÈÝÁ¿Æ¿ÖеÄÒºÌåÒºÃæ¾àÀëÈÝÁ¿Æ¿µÄ¿Ì¶ÈÏß1¡«2cmʱ£¬¸ÄÓýºÍ·µÎ¹ÜµÎ¼Ó£¬²¢ÇÒÄ¿¹âҪƽÊӿ̶ÈÏߣ¬ÖÁ°¼ÒºÃæµÄ×îµÍ´¦Óë¿Ì¶ÈÏßÏàÇУ»
¹Ê´ð°¸Îª£º½ºÍ·µÎ¹Ü£»°¼ÒºÃæµÄ×îµÍ´¦Óë¿Ì¶ÈÏßÏàÇУ»
£¨5£©¢ÙÅäÖƵĹý³ÌÖÐÓÐÉÙÁ¿µÄÒºÌ彦³öÉÕ±£¬µ¼Ö²¿·ÖÈÜÖÊËðºÄ£¬ÈÜÖʵÄÎïÖʵÄÁ¿Æ«Ð¡£¬ÈÜҺŨ¶ÈƫС£¬¹Ê´ð°¸Îª£ºÆ«Ð¡£»
¢ÚʹÓÃÇ°ÈÝÁ¿Æ¿ÓÃÕôÁóˮϴµÓ£¬ÇÒûÓиÉÔ¶ÔÈÜÖʵÄÎïÖʵÄÁ¿ºÍÈÜÒºÌå»ý¶¼²»²úÉúÓ°Ï죬ÈÜҺŨ¶ÈÎÞÓ°Ï죬¹Ê´ð°¸Îª£ºÎÞÓ°Ï죻
¢Û¶¨ÈÝʱ¸©ÊÓÒºÃ棬µ¼ÖÂÈÜÒºÌå»ýƫС£¬ÈÜҺŨ¶ÈÆ«´ó£¬¹Ê´ð°¸Îª£ºÆ«´ó£®
µãÆÀ ±¾Ì⿼²éÁËÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈµÄÈÜÒºµÄ·½·¨£¬ÌâÄ¿ÄѶÈÖеȣ¬ÊÔÌâ»ù´¡ÐÔÇ¿£¬×¢ÖØÁé»îÐÔ£¬²àÖضÔѧÉúÄÜÁ¦µÄÅàÑøºÍ½âÌâ·½·¨µÄÖ¸µ¼ºÍѵÁ·£¬ÒªÇóѧÉúÕÆÎÕÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈµÄÈÜÒº·½·¨£¬Ã÷È·Îó²î·ÖÎöµÄ·½·¨Óë¼¼ÇÉ£®
A£® | n£¨NaCl£©£ºn£¨NaClO£©£ºn£¨NaClO3£©¿ÉÄÜΪ8£º3£ºl | |
B£® | µ±Í¨ÈëÂÈÆøµÄÎïÖʵÄÁ¿Îª1molʱ£¬Éú³ÉNaClO3Ô½¶à£¬ÔòתÒƵç×ÓÊýÔ½¶à | |
C£® | ÂÈÆøÓëÇâÑõ»¯ÄÆ·´Ó¦£¬»¹Ô²úÎïÒ»¶¨ÎªNaCl | |
D£® | ÈôͨÈë±ê¿öÏÂÂÈÆø89.6L£¬ÇÒÉú³ÉNaClO¡¢NaClO3»ìºÏÌåϵ±ÈֵΪ1£º1£¬ÔòתÒƵçÁËÎïÖʵÄÁ¿Îª4mol |
Ñ¡Ïî | ²Ù×÷ | ÏÖÏó | ½áÂÛ |
A | ÏòijһÈÜÒºÖеμÓBa£¨NO3£©2ºÍHNO3»ìºÏÈÜÒº | Éú³É°×É«³Áµí | ÔÈÜÒºÖÐÓÐSO42- |
B | ÏòÊ¢ÓÐ2mL0.1mol/LAgNO3ÈÜÒºµÄÊÔ¹ÜÖеμÓ1mL0.1mol/LNaClÈÜÒº£¬ÔÙÏòÆäÖеμÓ4¡«5µÎ0.1mol/LKIÈÜÒº | ÏÈÓа×É«³Áµí³É£¬ºóÓÖ²úÉú»ÆÉ«³Áµí | Ksp£¨AgCl£©£¾Ksp£¨AgI£© |
C | ÊÒÎÂÏ£¬È¡Ïàͬ´óС¡¢ÐÎ×´ºÍÖÊÁ¿µÄCuÁ£·Ö±ðͶÈë0.1mol/LµÄÏ¡ÏõËáºÍ10.0mol/LµÄŨÏõËáÖÐ | CuÁ£ÓëŨÏõËá·´Ó¦±ÈÓëÏ¡ÏõËá·´Ó¦¾çÁÒ | ̽¾¿Å¨¶È¶Ô»¯Ñ§·´Ó¦ËÙÂʵÄÓ°Ïì |
D | ÏòijһÈÜÒºÖеμÓÏ¡ÑÎËᣬ½«Éú³ÉµÄÆøÌåͨÈë³ÎÇåʯ»ÒË®ÖÐ | ³ÎÇåʯ»ÒË®±ä»ë×Ç | Éú³ÉµÄÆøÌå¿ÉÄÜÊÇSO2 |
A£® | A | B£® | B | C£® | C | D£® | D |
¼î | Ëá | ÑÎ | ¼îÐÔÑõ»¯Îï | ËáÐÔÑõ»¯Îï | |
A | NaOH | H2SO4 | BaCO3 | Al2O3 | CO2 |
B | KOH | HCl | NaCl | Na2O | CO |
C | NaOH | H2SO3 | CaCl2 | CuO | SO2 |
D | Na2CO3 | HNO3 | CaCO3 | MgO | SO3 |
A£® | A | B£® | B | C£® | C | D£® | D |
A£® | $\frac{{V}_{m}nb}{m{N}_{A}}$ L | B£® | $\frac{{V}_{m}mb}{n{N}_{A}}$ L | C£® | $\frac{{V}_{m}n{N}_{A}}{mb}$ L | D£® | $\frac{nb{N}_{A}}{{V}_{m}m}$ L |
A£® | ѤÀöçÍ·×µÄÑÌ»¨ÖпÉÄÜÌí¼ÓÁ˺¬¼Ø¡¢ÄÆ¡¢¸Æ¡¢ÍµÈijЩ½ðÊôÔªËصĻ¯ºÏÎï | |
B£® | ȼ·ÅÑÌ»¨±¬ÖñʱµÄ²úÉúµÄÖ÷Òª¿ÕÆøÎÛȾÎïÊÇCO¡¢CO2¡¢SO2¡¢Ñ̳¾µÈÎïÖÊ | |
C£® | ȼ·ÅÑÌ»¨±¬Öñʱֻ·¢ÉúÁË»¯Ñ§±ä»¯£¬Ã»ÓÐÎïÀí±ä»¯ | |
D£® | KClµÄÑæɫΪ»ÆÉ« |