ÌâÄ¿ÄÚÈÝ
ÈËÌåȱÉÙ¸ÆÔªËØ»áÓ°Ï콡¿µ£¬Òò´ËÿÈÕÐèÉãÈë×ã¹»µÄ¸Æ£®Êг¡ÉÏij¸ÆÖƼÁµÄ˵Ã÷ÊéÈçͼËùʾ£¬Çë×ÐϸÔĶÁ£¬²¢½øÐмÆË㣮
XX¸ÆƬÆÏÌÑÌÇËá¸Æ£¨[C6H11O7£©2Ca]2.5gÿƬº¬£¨[C6H11O7£©2Ca 0.2g ÿÈÕ2´Î£¬Ã¿´Î1Ƭ
£¨1£©ÆÏÌÑÌÇËá¸ÆÖÐ̼¡¢ÑõÔªËصÄÖÊÁ¿±ÈΪ
£¨2£©ÆÏÌÑÌÇËá¸Æ£¨Ïà¶Ô·Ö×ÓÖÊÁ¿Îª430£©ÖиƸÃÔªËصÄÖÊÁ¿·ÖÊýÊÇ
£¨3£©°´ÓÃÁ¿·þÓÃÿÌìÉãÈë¸ÆÔªËصÄÖÊÁ¿ÊÇ
XX¸ÆƬÆÏÌÑÌÇËá¸Æ£¨[C6H11O7£©2Ca]2.5gÿƬº¬£¨[C6H11O7£©2Ca 0.2g ÿÈÕ2´Î£¬Ã¿´Î1Ƭ
£¨1£©ÆÏÌÑÌÇËá¸ÆÖÐ̼¡¢ÑõÔªËصÄÖÊÁ¿±ÈΪ
9£º14
9£º14
£®£¨2£©ÆÏÌÑÌÇËá¸Æ£¨Ïà¶Ô·Ö×ÓÖÊÁ¿Îª430£©ÖиƸÃÔªËصÄÖÊÁ¿·ÖÊýÊÇ
9.30%
9.30%
£®£¨±£Áô2λСÊý£¬ÏÂͬ£©£¨3£©°´ÓÃÁ¿·þÓÃÿÌìÉãÈë¸ÆÔªËصÄÖÊÁ¿ÊÇ
0.0372g
0.0372g
£®·ÖÎö£º£¨1£©¸ù¾Ý»¯ºÏÎïÖи÷ÔªËØÖÊÁ¿±È=¸÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿¡ÁÔ×Ó¸öÊýÖ®±È£¬½øÐзÖÎö½â´ð£®
£¨2£©¸ù¾Ý»¯ºÏÎïÖÐÔªËصÄÖÊÁ¿·ÖÊý=
¡Á100%£¬½øÐзÖÎö½â´ð£®
£¨3£©¸ù¾ÝÌâÒ⣬ÿƬº¬ÆÏÌÑÌÇËá¸Æ0.2g ÿÈÕ2´Î£¬Ã¿´Î1Ƭ£¬¾Ý´Ë½áºÏ»¯ºÏÎïÖÐijԪËصÄÖÊÁ¿=¸Ã»¯ºÏÎïµÄÖÊÁ¿¡Á¸ÃÔªËصÄÖÊÁ¿·ÖÊý£¬½øÐзÖÎö½â´ð£®
£¨2£©¸ù¾Ý»¯ºÏÎïÖÐÔªËصÄÖÊÁ¿·ÖÊý=
Ïà¶ÔÔ×ÓÖÊÁ¿¡ÁÔ×Ó¸öÊý |
Ïà¶Ô·Ö×ÓÖÊÁ¿ |
£¨3£©¸ù¾ÝÌâÒ⣬ÿƬº¬ÆÏÌÑÌÇËá¸Æ0.2g ÿÈÕ2´Î£¬Ã¿´Î1Ƭ£¬¾Ý´Ë½áºÏ»¯ºÏÎïÖÐijԪËصÄÖÊÁ¿=¸Ã»¯ºÏÎïµÄÖÊÁ¿¡Á¸ÃÔªËصÄÖÊÁ¿·ÖÊý£¬½øÐзÖÎö½â´ð£®
½â´ð£º½â£º£¨1£©ÆÏÌÑÌÇËá¸ÆÖÐ̼¡¢ÑõÔªËصÄÖÊÁ¿±ÈΪ£¨12¡Á6¡Á2£©£º£¨16¡Á7¡Á2£©=9£º14£®
£¨2£©ÆÏÌÑÌÇËá¸Æ£¨Ïà¶Ô·Ö×ÓÖÊÁ¿Îª430£©ÖиƸÃÔªËصÄÖÊÁ¿·ÖÊýÊÇ
¡Á100%¡Ö9.30%£®
£¨3£©¸ù¾ÝÌâÒ⣬ÿƬº¬ÆÏÌÑÌÇËá¸Æ0.2g ÿÈÕ2´Î£¬Ã¿´Î1Ƭ£¬Ôò°´ÓÃÁ¿·þÓÃÿÌìÉãÈë¸ÆÔªËصÄÖÊÁ¿ÊÇ0.2g¡Á2¡Á9.30%=0.0372g£®
¹Ê´ð°¸Îª£º£¨1£©9£º14£»£¨2£©9.30%£»£¨3£©0.0372g£®
£¨2£©ÆÏÌÑÌÇËá¸Æ£¨Ïà¶Ô·Ö×ÓÖÊÁ¿Îª430£©ÖиƸÃÔªËصÄÖÊÁ¿·ÖÊýÊÇ
40 |
430 |
£¨3£©¸ù¾ÝÌâÒ⣬ÿƬº¬ÆÏÌÑÌÇËá¸Æ0.2g ÿÈÕ2´Î£¬Ã¿´Î1Ƭ£¬Ôò°´ÓÃÁ¿·þÓÃÿÌìÉãÈë¸ÆÔªËصÄÖÊÁ¿ÊÇ0.2g¡Á2¡Á9.30%=0.0372g£®
¹Ê´ð°¸Îª£º£¨1£©9£º14£»£¨2£©9.30%£»£¨3£©0.0372g£®
µãÆÀ£º±¾ÌâÄѶȲ»´ó£¬¿¼²éͬѧÃǽáºÏ±êÇ©ÐÂÐÅÏ¢¡¢Áé»îÔËÓû¯Ñ§Ê½µÄÓйؼÆËã½øÐзÖÎöÎÊÌâ¡¢½â¾öÎÊÌâµÄÄÜÁ¦£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿