Question

8£®Èκδ¿¾»ÎﶼÓй̶¨µÄ×é³É£¬Òò´Ë×é³ÉÎïÖʵĸ÷ÔªËØÖ®¼ä±ØÈ»´æÔÚ×ÅÒ»¶¨µÄÖÊÁ¿¹Øϵ
ÂÈ»¯ï§ÊÇÒ»ÖÖ³£ÓõĻ¯·Ê£¬Æ仯ѧʽΪNH₄Cl£¬ËüÓÉ3ÖÖÔªËØ×é³É£¬ÁÐʽ¼ÆË㣺
£¨1£©ÂÈ»¯ï§µÄÏà¶Ô·Ö×ÓÖÊÁ¿£¿£¨N-14 H-1 Cl-35.5£©
£¨2£©ÂÈ»¯ï§ÖÐN£¬H£¬ClÈýÖÖÔªËصÄÖÊÁ¿±È£¿
£¨3£©ÂÈ»¯ï§ÖеªÔªËصÄÖÊÁ¿·ÖÊý£¿
ÁÐʽ¼ÆË㣺
£¨4£©100gÂÈ»¯ï§ÖꬵªÔªËصÄÖÊÁ¿£¿£¨ÕûÌåÇ󲿷֣¬Óᰳˡ±£©
ÁÐʽ¼ÆË㣺
£¨5£©¶àÉÙgÂÈ»¯ï§Öк¬ÓÐ14gµªÔªËØ£¿£¨²¿·ÖÇóÕûÌ壬Óá°³ý¡±£©
ÁÐʽ¼ÆË㣺

Answer 1

·ÖÎö ¸ù¾ÝÂÈ»¯ï§»¯Ñ§Ê½µÄº¬Òå½øÐзÖÎö½â´ð£®
£¨1£©¸ù¾ÝÏà¶Ô·Ö×ÓÖÊÁ¿Îª¹¹³É·Ö×ӵĸ÷Ô­×ÓµÄÏà¶ÔÔ­×ÓÖÊÁ¿Ö®ºÍ£¬½øÐзÖÎö½â´ð£®
£¨2£©¸ù¾Ý»¯ºÏÎïÖи÷ÔªËØÖÊÁ¿±È=¸÷Ô­×ÓµÄÏà¶ÔÔ­×ÓÖÊÁ¿¡ÁÔ­×Ó¸öÊýÖ®±È£¬½øÐзÖÎö½â´ð£®
£¨3£©¸ù¾Ý»¯ºÏÎïÖÐÔªËصÄÖÊÁ¿·ÖÊý=$\frac{Ïà¶ÔÔ­×ÓÖÊÁ¿¡ÁÔ­×Ó¸öÊý}{Ïà¶Ô·Ö×ÓÖÊÁ¿}$¡Á100%£¬½øÐзÖÎö½â´ð£®
£¨4£©¸ù¾Ý»¯ºÏÎïÖÐijԪËصÄÖÊÁ¿=¸Ã»¯ºÏÎïµÄÖÊÁ¿¡Á¸ÃÔªËصÄÖÊÁ¿·ÖÊý£¬½øÐзÖÎö½â´ð£®
£¨5£©¸ù¾Ý»¯ºÏÎïµÄÖÊÁ¿=¸Ã»¯ºÏÎïÖÐijԪËصÄÖÊÁ¿¡Â¸ÃÔªËصÄÖÊÁ¿·ÖÊý£¬½øÐзÖÎö½â´ð£®

½â´ð ½â£ºÂÈ»¯ï§ÊÇÓɵªÔªËØ¡¢ÂÈÔªËغÍÇâÔªËØ3ÖÖÔªËØ×é³ÉµÄ£®
£¨1£©ÂÈ»¯ï§µÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª14+1¡Á4+35.5=53.5£®
£¨2£©ÂÈ»¯ï§ÖÐN£¬H£¬ClÈýÖÖÔªËصÄÖÊÁ¿±È14£º£¨1¡Á4£©£º35.5=14£º4£º35.5£®
£¨3£©ÂÈ»¯ï§ÖеªÔªËصÄÖÊÁ¿·ÖÊýΪ$\frac{14}{53.5}$¡Á100%¡Ö26.2%£®
£¨4£©100gÂÈ»¯ï§ÖꬵªÔªËصÄÖÊÁ¿Îª100g¡Á26.2%=26.2g£®
£¨5£©ÐèÒªÂÈ»¯ï§µÄÖÊÁ¿Îª14g¡Â£¨$\frac{14}{53.5}$¡Á100%£©=53.5g£®
´ð£º3£»£¨1£©ÂÈ»¯ï§µÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª53.5£»£¨2£©ÂÈ»¯ï§ÖÐN£¬H£¬ClÈýÖÖÔªËصÄÖÊÁ¿±ÈΪ14£º4£º35.5£»£¨3£©ÂÈ»¯ï§ÖеªÔªËصÄÖÊÁ¿·ÖÊýΪ26.2%£»£¨4£©100gÂÈ»¯ï§ÖꬵªÔªËصÄÖÊÁ¿Îª26.2g£»£¨5£©53.5gÂÈ»¯ï§Öк¬ÓÐ14gµªÔªËØ£®

µãÆÀ ±¾ÌâÄѶȲ»´ó£¬¿¼²éͬѧÃÇÁé»îÔËÓû¯Ñ§Ê½µÄº¬ÒåÓëÓйؼÆËã½øÐзÖÎöÎÊÌâ¡¢½â¾öÎÊÌâµÄÄÜÁ¦£®