ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿ÏÂͼ±íʾµÄÊǼס¢ÒÒÁ½ÖÖÎïÖʵÄÈܽâ¶ÈÇúÏߣ¬¾ÝͼËùʾ£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ( )

A. t2¡æʱ£¬¼×ÒÒÁ½ÎïÖʱ¥ºÍÈÜÒºÖеÄÈÜÖÊÖÊÁ¿´óС¹ØϵÊǼ×>ÒÒ

B. Èô¼×ÎïÖÊÖлìÓÐÉÙÁ¿µÄÒÒÎïÖÊ£¬¿ÉÒÔ²ÉÓýµÎ½ᾧµÄ·½·¨Ìá´¿¼×ÎïÖÊ

C. t2¡æʱ½«30gÒÒÎïÖʼÓÈëµ½50gË®ÖУ¬ËùµÃÈÜÒºµÄÖÊÁ¿Îª80g

D. ½«t1¡æµÄ¼×¡¢ÒÒÁ½ÎïÖʵı¥ºÍÈÜÒº£¨¾ùÎÞ¹ÌÌåÎïÖÊÊ£ÓࣩÉýε½t2¡æʱ£¬ÈÜÒºÖеÄÈÜÖÊÖÊÁ¿·ÖÊý´óС¹ØϵÊǼ×>ÒÒ

¡¾´ð°¸¡¿B

¡¾½âÎö¡¿

A¡¢Ã»ÓÐÖ¸Ã÷ÈÜÒºµÄÖÊÁ¿£¬²»ÄܱȽÏt2¡æʱ£¬¼×¡¢ÒÒÁ½ÎïÖʱ¥ºÍÈÜÒºÖеÄÈÜÖÊÖÊÁ¿´óС£¬¹ÊA´íÎó£»

B¡¢¼×¡¢ÒÒµÄÈܽâ¶ÈËæζȵÄÉý¸ß¶øÔö´ó£¬¼×µÄÈܽâ¶ÈÊÜζÈÓ°Ïì½Ï´ó£¬Èô¼×ÖлìÓÐÉÙÁ¿µÄÒÒÎïÖÊ£¬¿ÉÒÔ²ÉÓýµÎ½ᾧµÄ·½·¨Ìá´¿¼×£¬¹ÊBÕýÈ·£»

C¡¢t2¡æʱ£¬ÒÒµÄÈܽâ¶ÈΪ50g£¬¸ù¾ÝÈܽâ¶È¸ÅÄî¿ÉÖª£¬t2¡æʱ£¬100gË®ÖÐ×î¶àÈܽâ50gÒÒ£¬½«30gÒÒ¼ÓÈëµ½50gË®ÖУ¬ËùµÃÈÜÒºµÄÖÊÁ¿=25g+50g=75g£¬¹ÊC´íÎó£»

D¡¢Ò»¶¨Î¶Èϱ¥ºÍÈÜÒºµÄÈÜÖÊ·ÖÊý=£¬Èܽâ¶ÈÔ½´ó£¬ÖÊÁ¿·ÖÊýÔ½´ó¡£t1¡æʱ£¬ÒÒµÄÈܽâ¶È´óÓÚ¼×µÄÈܽâ¶È£¬¼´t1¡æʱ¼×µÄ±¥ºÍÈÜÒºµÄÖÊÁ¿·ÖÊýСÓÚÒҵı¥ºÍÈÜÒºµÄÖÊÁ¿·ÖÊý£¬t1¡æµÄ¼×¡¢ÒÒÁ½ÎïÖʵı¥ºÍÈÜÒºÉýε½t2¡æʱ£¬ÈÜÖʺÍÈܼÁÖÊÁ¿¶¼²»±ä£¬ËùµÃ¼×ÎïÖÊÈÜÒºµÄÈÜÖÊÖÊÁ¿·ÖÊýСÓÚÒÒÎïÖÊÈÜÒºµÄÈÜÖÊÖÊÁ¿·ÖÊý£¬¹ÊD´íÎó¡£¹ÊÑ¡B¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

¡¾ÌâÄ¿¡¿µâ»¯¼Ø£¨KI£©ÊÇ°×É«¹ÌÌ壬±£´æ²»µ±»á±»Ñõ»¯Îªµ¥Öʵ⣨I2£©¶ø·º»Æ±äÖÊ¡£»¯Ñ§Ð¡×é²éµÃÒÔÏÂ×ÊÁÏ£º

¢ñ£®¶ÔÓڵ⻯¼Ø±äÖʵÄÔ­Àí£¬ÓÐÁ½ÖÖ²»Í¬µÄ·´Ó¦£º

¼×£º4KI+O2+2CO2=2K2CO3+2I2

ÒÒ£º4KI+O2+2H2O=4KOH+2I2

¢ò£®KOHÓëNaOHµÄ»¯Ñ§ÐÔÖÊÏàËÆ¡£

Ϊ̽¾¿µâ»¯¼Ø±äÖÊÔ­ÀíµÄºÏÀíÐÔ£¬¿ªÕ¹ÒÔÏÂʵÑé¡£

£¨ÊµÑé¹ý³Ì£©

[ʵÑé1]È¡ÊÊÁ¿µâ»¯¼Ø¹ÌÌ屩¶ÓÚ¿ÕÆøÖÐÒ»¶Îʱ¼ä£¬¹Û²ìµ½¹ÌÌå·º»Æ¡£Íù·º»ÆµÄ¹ÌÌåÖмÓÈë×ãÁ¿Ï¡ÁòËᣬ²úÉúÎÞÉ«ÎÞζµÄÆøÌ壬ͨÈë³ÎÇåʯ»ÒË®ÖУ¬³ÎÇåʯ»ÒË®±ä»ë×Ç¡£

¢Ùʯ»ÒË®±ä»ë×ǵÄÔ­ÒòÊÇ______£¨Óû¯Ñ§·½³Ìʽ±íʾ£©¡£

¢Ú»¯Ñ§Ð¡×éÈÏΪ£º¾Ý´ËÏÖÏ󣬻¹²»Äܵóö¡°·´Ó¦¼×ÊÇÔì³Éµâ»¯¼Ø±äÖʵÄÔ­Òò¡±µÄ½áÂÛ¡£ÀíÓÉÊÇ______¡£

[ʵÑé2]Èçͼ1ËùʾװÖýøÐÐʵÑ飬ÊýÈպ󣬹۲쵽µâ»¯¼Ø¹ÌÌåÎÞ·º»ÆÏÖÏó¡£

¢Û¾Ý´ËÏÖÏ󣬿ɵóöµÄ½áÂÛÊÇ______¡£

[ʵÑé3]°´Í¼2ËùʾװÖýøÐÐʵÑ飬ÊýÈպ󣬹۲쵽µâ»¯¼Ø¹ÌÌåÎÞ·º»ÆÏÖÏó¡£²éÔÄÎÄÏ×»ñÖª£¬³£ÎÂÏÂijЩÆøÌåºÍ¹ÌÌå·´Ó¦ÐëÔÚ³±Êª»·¾³ÖнøÐС£

»¯Ñ§Ð¡×é¾Ý´Ë¸Ä½øʵÑ飬ºÜ¿ì¹Û²ìµ½¹ÌÌå·º»ÆµÄÏÖÏó¡£

£¨ÊµÑé½áÂÛ£©¢Ü¸ù¾ÝÉÏÊöʵÑ飬»¯Ñ§Ð¡×éµÃ³ö½áÂÛ£¬µâ»¯¼Ø¹ÌÌå·º»Æ±äÖÊÊǵ⻯¼ØÓë______¹²Í¬×÷ÓõĽá¹û¡£

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø