Question

2£®ÄÜÔ´¡¢»·¾³ÓëÈËÀàÉú»îºÍÉç»á·¢Õ¹ÃÜÇÐÏà¹Ø£®
£¨1£©Ä¿Ç°£¬ÈËÀàÒÔ»¯Ê¯È¼ÁÏΪÖ÷ÒªÄÜÔ´£¬³£¼ûµÄ»¯Ê¯È¼ÁÏ°üÀ¨Ãº¡¢Ê¯ÓͺÍÌìÈ»Æø£®
£¨2£©¼×¡¢ÒÒÁ½¸ö³ÇÊÐÈ«ÄêÓêË®µÄÔÂƽ¾ùpH±ä»¯Èçͼ1£®ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇCD£¨Ìî×Öĸ£©£®
A£®¼×³ÇÊÐÊÜËáÓêµÄÓ°Ïì½ÏÑÏÖØ
B£®pHСÓÚ6µÄ½µÓê³ÆΪËáÓê
C£®ÃºµÄ´óÁ¿È¼ÉÕÊÇÔì³ÉËáÓêµÄÖ÷ÒªÔ­ÒòÖ®Ò»
D£®´óÁ¦ÍƹãʹÓÃÍÑÁòú¿ÉÒÔ¼õÉÙËáÓêµÄÐγÉ
£¨3£©¶þÑõ»¯µª½øÈë´óÆøºóÓëÓêË®×÷Ó㬿ÉÄÜÐγÉÏõËáÐÍËáÓ꣬ÏõËáµÄ»¯Ñ§Ê½ÎªHNO₃£®°±Æø½øÈë´óÆøºóÓëÓêË®×÷Ó㬿ÉÄÜÐγɡ°¼îÓꡱ£¬¡°¼îÓꡱÖмîµÄ»¯Ñ§Ê½ÎªNH₃•H₂O£®¡°¼îÓꡱÖеļîºÍÏõËá·¢ÉúÖкͷ´Ó¦Éú³ÉÒ»ÖÖ¿ÉÓÃ×÷µª·ÊµÄï§ÑΣ¬Æ仯ѧʽΪNH₄NO₃£®
£¨4£©Í¼2ÊÇij·´Ó¦µÄ΢¹ÛʾÒâͼ£¬Í¨¹ý¸Ã·´Ó¦¿ÉÒÔ½«°±Æøת»¯£®ÈôDΪ¿ÕÆøÖÐÌå»ý·ÖÊý×î´óµÄÆøÌ壬ÔòÉú³ÉCºÍDµÄÖÊÁ¿±ÈΪ27£º14£¨Ð´×î¼òÕûÊý±È£©£®

Answer 1

·ÖÎö £¨1£©¸ù¾Ý»¯Ê¯È¼ÁÏ°üÀ¨Ãº¡¢Ê¯ÓÍ¡¢ÌìÈ»Æø½øÐзÖÎö£»
£¨2£©A¡¢¸ù¾ÝÈÜÒºËá¼îÐÔºÍpHÖµÖ®¼äµÄ¹Øϵ½øÐзÖÎö£»
B¡¢¸ù¾ÝpHСÓÚ5.6µÄ½µÓê³ÆΪËáÓê½øÐзÖÎö£»
C¡¢¸ù¾ÝúȼÉÕ»á²úÉú´óÁ¿µÄ¶þÑõ»¯Áò½øÐзÖÎö£»
D¡¢¸ù¾Ý´óÁ¦ÍƹãʹÓÃÍÑÁòú¿ÉÒÔ¼õÉÙ¶þÑõ»¯ÁòµÄÅŷŽøÐзÖÎö£»
£¨3£©¸ù¾Ý»¯Ñ§Ê½µÄÕýÈ·Êéд·½·¨½øÐзÖÎö£»
£¨4£©¸ù¾ÝDΪ¿ÕÆøÖÐÌå»ý·ÖÊý×î´óµÄÆøÌ壬ËùÒÔDÊǵªÆø£¬°±ÆøºÍÑõÆø·´Ó¦Éú³ÉµªÆøºÍË®½øÐзÖÎö£®

½â´ð ½â£º£¨1£©»¯Ê¯È¼ÁÏ°üÀ¨Ãº¡¢Ê¯ÓÍ¡¢ÌìÈ»Æø£»
£¨2£©A¡¢ÈÜÒºËá¼îÐÔºÍpHÖµÖ®¼äµÄ¹Øϵ£¬¼×³ÇÊеÄpHÖµ´óÓÚÒÒ²úÉú£¬ËùÒÔÒÒ³ÇÊÐÊÜËáÓêµÄÓ°Ïì½ÏÑÏÖØ£¬¹ÊA´íÎó£»
B¡¢pHСÓÚ5.6µÄ½µÓê³ÆΪËáÓ꣬¹ÊB´íÎó£»
C¡¢ÃºÈ¼ÉÕ»á²úÉú´óÁ¿µÄ¶þÑõ»¯Áò£¬¹ÊCÕýÈ·£»
D¡¢´óÁ¦ÍƹãʹÓÃÍÑÁòú¿ÉÒÔ¼õÉÙ¶þÑõ»¯ÁòµÄÅÅ·Å£¬¹ÊDÕýÈ·£»
¹ÊÑ¡£ºCD£®
£¨3£©¶þÑõ»¯µª½øÈë´óÆøºóÓëÓêË®×÷Ó㬿ÉÄÜÐγÉÏõËáÐÍËáÓ꣬ÏõËáµÄ»¯Ñ§Ê½ÎªHNO₃£¬°±Æø½øÈë´óÆøºóÓëÓêË®×÷Ó㬿ÉÄÜÐγɰ±Ë®£¬°±Ë®µÄ»¯Ñ§Ê½ÎªNH₃•H₂O£¬°±Ë®ºÍÏõËá·´Ó¦Éú³ÉÏõËá狀ÍË®£¬»¯Ñ§Ê½ÎªNH₄NO₃£»
£¨4£©DΪ¿ÕÆøÖÐÌå»ý·ÖÊý×î´óµÄÆøÌ壬ËùÒÔDÊǵªÆø£¬°±ÆøºÍÑõÆø·´Ó¦Éú³ÉµªÆøºÍË®£¬»¯Ñ§·½³ÌʽΪ£º
4NH₃+3O₂$\frac{\underline{\;Ò»¶¨Ìõ¼þ\;}}{\;}$6H₂O+2N₂
108 56
ËùÒÔÉú³ÉCºÍDµÄÖÊÁ¿±ÈΪ108£º56=27£º14£®
¹Ê´ð°¸Îª£º£¨1£©ÌìÈ»Æø£»
£¨2£©CD£»
£¨3£©HNO₃£¬NH₃•H₂O£¬NH₄NO₃£»
£¨4£©27£º14£®

µãÆÀ »¯Ê¯È¼ÁϵÄȼÉÕÄܹ»²úÉú´óÁ¿µÄ¶þÑõ»¯Áò¡¢µªÑõ»¯ÎÕâЩÎïÖÊÊÇÐγÉËáÓêµÄÖØÒªÎïÖÊ£¬Òò´Ë¼õÉÙ»¯Ê¯È¼ÁϵÄʹÓã¬×ÛºÏÀûÓû¯Ê¯È¼ÁÏÓÐÀûÓÚ¼õÉÙËáÓêµÄ²úÉú£®