ÔÚÒ»¶¨Î¶ÈÏ£¬ÏòÖÊÁ¿¾ùΪ50gµÄËÄ·ÝË®Öзֱð¼ÓÈëÒ»¶¨ÖÊÁ¿µÄKNO3¹ÌÌ壬½Á°èÖÁ³ä·ÖÈܽ⣨ÈçÓв»ÈܽâµÄKNO3£¬Ôò¹ýÂ˳ýÈ¥£©£¬µÃµ½ÈÜÒº£®¼ÓÈëKNO3µÄÖÊÁ¿ÓëµÃµ½ÏàÓ¦ÈÜÒºµÄÖÊÁ¿Èç±íËùʾ£®
ʵÑé±àºÅ ʵÑé1 ʵÑé2 ʵÑé3 ʵÑé4
¼ÓÈëKNO3µÄÖÊÁ¿£¨g£© 40 50 60 70
ÈÜÒºÖÊÁ¿£¨g£© 90 100 105 105
¢ñ£®¸ÃζÈÏÂKNO3µÄÈܽâ¶ÈÊÇ______g/100gH2O£®
¢ò£®ÉèʵÑé1µ½ÊµÑé4ÅäÖƵÄÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊý·Ö±ðΪa¡¢b¡¢c¡¢d£¬ÔòËüÃǵĴóСΪ£ºa______b______c______d£¨Ìî¡°´óÓÚ¡±¡¢¡°µÈÓÚ¡±»ò¡°Ð¡ÓÚ¡±£©£®
¢ñ£º¸ù¾Ý±í¸ñÖеÄʵÑéÊý¾Ý3¡¢4£¬¿ÉÖª50gË®ÖÐ×î¶àÈܽâ55gÏõËá¼Ø£¬¸ù¾ÝÈܽâ¶ÈµÄº¬Ò壺ÔÚ¸ÃζÈÏ£¬100gË®ÖÐ×î¶àÈܽâ110gÏõËá¼Ø£¬ËùÒÔ¸ÃζÈÏÂKNO3µÄÈܽâ¶ÈÊÇ110g£»
¢ò£ºÊµÑé1µ½ÊµÑé4ÅäÖƵÄÈÜÒºÖУ¬ÈܼÁË®µÄÖÊÁ¿¶¼Îª50g£¬ËùÒÔÔÚÈܼÁÏàͬµÄÇé¿öÏÂÈÜÖÊÔ½¶à£¬ÔòÈÜÖÊÖÊÁ¿·ÖÊýÔ½´ó£¬ÔÚʵÑé1ÖÐÈÜÖʵÄÖÊÁ¿Îª40g£¬ÔÚʵÑé2ÖÐÈÜÖʵÄÖÊÁ¿Îª50g£¬ÔÚʵÑé3¡¢4ÖÐÈÜÖʵÄÖÊÁ¿Îª55g£¬ÊµÑé1µ½ÊµÑé4ÅäÖƵÄÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊý·Ö±ðΪa¡¢b¡¢c¡¢d£¬ÔòËüÃǵĴóСΪ£ºa£¼b£¼c=d£®
¹Ê´ð°¸Îª£º110£»Ð¡ÓÚ£»Ð¡ÓÚ£»µÈÓÚ£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

´Ï´ÏͬѧÔÚÒ»¶¨Î¶ÈÏ£¬ÏòÖÊÁ¿¾ùΪ100gµÄËÄ·ÝË®Öзֱð¼ÓÈëÒ»¶¨ÖÊÁ¿µÄKNO3¹ÌÌ壬½Á°èÖÁ³ä·ÖÈܽ⣨ÈçÓв»ÄÜÈܽâµÄKNO3£¬Ôò¹ýÂ˳ýÈ¥£©£¬µÃµ½ÈÜÒº£®´Ï´ÏͬѧÔÚʵÑéÖмǼµÄÊý¾ÝÈçÏ£¬¸ù¾Ý¼Ç¼Êý¾Ý·ÖÎö¿ÉÖª£º
ʵÑéÐòºÅ ʵÑé1 ʵÑé2 ʵÑé3 ʵÑé4
Ë®µÄÖÊÁ¿£¨g£© 100 100 100 100
¼ÓÈëKNO3µÄÖÊÁ¿£¨g£© 80 100 120 140
ÈÜÒºÖÊÁ¿£¨g£© 180 200 210 210
¢ÙʵÑé4µÃµ½µÄÈÜÒºÊôÓÚ
±¥ºÍ
±¥ºÍ
ÈÜÒº£¨Ìî¡°±¥ºÍ¡±»ò¡°²»±¥ºÍ¡±£©£®
¢Ú¸ÃζÈÏÂKNO3µÄÈܽâ¶ÈÊÇ
110
110
g£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2007?Ëɽ­Çøһģ£©Ä³Ñ§ÉúÔÚÒ»¶¨Î¶ÈÏ£¬ÏòÖÊÁ¿¾ùΪ100gµÄËÄ·ÝKNO3¹ÌÌåÖзֱð¼ÓÈëÒ»¶¨ÖÊÁ¿µÄË®£¬½Á°èÖÁ³ä·ÖÈܽ⣨ÈçÓв»ÄÜÈܽâµÄKNO3£¬Ôò¹ýÂ˳ýÈ¥£©£¬µÃµ½ÈÜÒº£®¸ÃѧÉúÔÚʵÑéÖмǼµÄÊý¾ÝÈçÏ£º
ʵ Ñé Ðò ºÅ ʵÑé1 ʵÑé2 ʵÑé3 ʵÑé4
¼ÓÈëKNO3µÄÖÊÁ¿£¨g£© 100 100 100 100
Ë®µÄÖÊÁ¿£¨g£© 140 120 100 80
ÈÜÒºµÄÖÊÁ¿£¨g£© 240 220 200 160
¸ù¾ÝÉÏÊöÊý¾Ý·ÖÎö£ºÊôÓÚ±¥ºÍÈÜÒºµÄÊÇ
3ºÍ4
3ºÍ4
£¨ÌîдʵÑéÐòºÅ£©£®¸ÃζÈÏÂKNO3µÄÈܽâ¶ÈÊÇ
100
100
g/100gË®£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2012?°×ÏÂÇø¶þÄ££©ÈÜÒºÔÚÉúÃü»î¶¯ºÍÉú²ú¡¢Éú»îÖÐÆð×ÅÊ®·ÖÖØÒªµÄ×÷Óã®
£¨1£©µâ¾ÆÖеÄÈܼÁÊÇ
C2H5OH
C2H5OH
£¨Ð´»¯Ñ§Ê½£©£®
£¨2£©ÔÚÒ»¶¨Î¶ÈÏ£¬ÏòÖÊÁ¿¾ùΪ50gµÄËÄ·ÝË®Öзֱð¼ÓÈëÒ»¶¨ÖÊÁ¿µÄKNO3¹ÌÌ壬½Á°èÖÁ³ä·ÖÈܽ⣨ÈçÓв»ÈܽâµÄKNO3£¬Ôò¹ýÂ˳ýÈ¥£©£¬µÃµ½ÈÜÒº£®¼ÓÈëKNO3µÄÖÊÁ¿ÓëËùµÃÈÜÒºµÄÖÊÁ¿ÈçϱíËùʾ£º
      ÊµÑé±àºÅ a b c d
¼ÓÈëKNO3µÄÖÊÁ¿/g 40 50 60 70
ÈÜÒºµÄÖÊÁ¿/g 90 100 105 105
¢Ù¸ÃζÈÏÂKNO3µÄÈܽâ¶ÈÊÇ
110g
110g
£®
¢ÚʵÑéa¡¢b¡¢c¡¢dËùµÃµÄÈÜÒºÖУ¬ÈÜÖʵÄÖÊÁ¿·ÖÊý´óС¹ØϵΪ£ºa£¼b
£¼
£¼
c
¨T
¨T
d£¨Ñ¡Ìî¡°£¾¡±¡¢¡°=¡±»ò¡°£¼¡±£©£®
£¨3£©Ïò±¥ºÍʯ»ÒË®ÖмÓÈëÉÙÁ¿Éúʯ»Ò£¬ÈÜÒºÁ¢¼´±ä»ë×Ç£¬¿ÉÄܵÄÔ­ÒòÊÇ
ABD
ABD
£¨Ñ¡Ìî×Öĸ£©£®
A£®Ô­Ê¯»ÒË®Òѱ¥ºÍ£¬Éúʯ»ÒÓëË®·´Ó¦µÄ²úÎï²»ÄܼÌÐøÈܽâ
B£®Éúʯ»ÒÓëË®·´Ó¦·ÅÈÈ£¬ÈÜҺζÈÉý¸ß£¬ÈÜÖʵÄÈܽâ¶È½µµÍ
C£®¿ÕÆøÖеĶþÑõ»¯Ì¼Óëʯ»ÒË®·´Ó¦Éú³É̼Ëá¸Æ
D£®Éúʯ»ÒÓëË®·´Ó¦ÏûºÄË®£¬ÈܼÁ¼õÉÙ£¬ÓÐÈÜÖÊÎö³ö
£¨4£©½«ÉÙÁ¿ÇâÑõ»¯ÄƹÌÌåÈÜÓÚµÎÓÐÎÞÉ«·Ó̪ÈÜÒºµÄË®ÖУ¬ÈÜÒº»á±äºì£®¸Ã±ä»¯¹ý³ÌÖУ¬Ë®µÄ×÷ÓÃÊÇ
ÈܽâÇâÑõ»¯ÄÆ£¬²¢Ê¹ÇâÑõ»¯ÄƽâÀë³öÇâÑõ¸ùÀë×Ó
ÈܽâÇâÑõ»¯ÄÆ£¬²¢Ê¹ÇâÑõ»¯ÄƽâÀë³öÇâÑõ¸ùÀë×Ó
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ijѧÉúÔÚÒ»¶¨Î¶ÈÏ£¬ÏòÖÊÁ¿¾ùΪ100gµÄËÄ·ÝË®Öзֱð¼ÓÈëÒ»¶¨ÖÊÁ¿µÄKNO3¹ÌÌ壬½Á°èÖÁ³ä·ÖÈܽ⣨ÈçÓв»ÈܽâµÄKNO3£¬Ôò¹ýÂ˳ý£©£¬³ýµÃµ½ÈÜÒº£®¸ÃѧÉúÔÚʵÑéÖмǼµÄÊý¾ÝÈçÏ£º
ʵÑéÐòºÅ ʵÑé1 ʵÑé2 ʵÑé3 ʵÑé4
Ë®µÄÖÊÁ¿£¨g£© 100 100 100 100
¼ÓÈëKNO3µÄÖÊ£¨g£© 80 100 120 140
ÈÜÒºÖÊÁ¿£¨g£© 180 200 210 210
¸ù¾ÝÉÏÊöÊý¾Ý·ÖÎö£¬ÊµÑé4µÃµ½µÄÈÜÒºÊôÓÚ
±¥ºÍ
±¥ºÍ
£¨Ìî¡°±¥ºÍ¡±»ò¡°²»±¥ºÍ¡±£©£®¸ÃζÈÏÂKNO3µÄÈܽâ¶ÈÊÇ
110
110
g£®¸ÃζÈϱ¥ºÍKNO3ÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊýΪ
52.4%
52.4%
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2011?¬ÍåÇø¶þÄ££©ÔÚÒ»¶¨Î¶ÈÏ£¬ÏòÖÊÁ¿¾ùΪ50gµÄËÄ·ÝË®Öзֱð¼ÓÈëÒ»¶¨ÖÊÁ¿µÄKNO3¹ÌÌ壬½Á°èÖÁ³ä·ÖÈܽ⣨ÈçÓв»ÈܽâµÄKNO3£¬Ôò¹ýÂ˳ýÈ¥£©£¬µÃµ½ÈÜÒº£®¼ÓÈëKNO3µÄÖÊÁ¿ÓëµÃµ½ÏàÓ¦ÈÜÒºµÄÖÊÁ¿Èç±íËùʾ£®
ʵÑé±àºÅ ʵÑé1 ʵÑé2 ʵÑé3 ʵÑé4
¼ÓÈëKNO3µÄÖÊÁ¿£¨g£© 40 50 60 70
ÈÜÒºÖÊÁ¿£¨g£© 90 100 105 105
¢ñ£®¸ÃζÈÏÂKNO3µÄÈܽâ¶ÈÊÇ
110
110
g/100gH2O£®
¢ò£®ÉèʵÑé1µ½ÊµÑé4ÅäÖƵÄÈÜÒºÖÐÈÜÖʵÄÖÊÁ¿·ÖÊý·Ö±ðΪa¡¢b¡¢c¡¢d£¬ÔòËüÃǵĴóСΪ£ºa
СÓÚ
СÓÚ
b
СÓÚ
СÓÚ
c
µÈÓÚ
µÈÓÚ
d£¨Ìî¡°´óÓÚ¡±¡¢¡°µÈÓÚ¡±»ò¡°Ð¡ÓÚ¡±£©£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸