ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿ÔÚ100mLÏ¡ÑÎËáÖмÓÈë»ìºÏ¾ùÔȵÄNaHCO3ºÍKHCO3¹ÌÌå·ÛÄ©£¬³ä·Ö·´Ó¦ºóʹÆøÌåÈ«²¿Òݳö¡£ÏÂͼÊǼÓÈë·ÛÄ©µÄÖÊÁ¿Óë²úÉúCO2£¨¸Ã×´¿öÏ£¬ÆøÌåµÄÃܶÈΪ1.964g/L£©Ìå»ýµÄ¹Øϵ¡£Çë¼ÆË㣺

£¨1£©¸ÃÑÎËáÖÐHClµÄÖÊÁ¿¶àÉÙ¡£

£¨2£©Èô¸ÃÑÎËáΪ120mLʱ£¬¼ÓÈë·ÛĩΪ60g£¬Çó²úÉúCO2µÄÌå»ý¶àÉÙ¡£

£¨3£©Èô·ÛÄ©µÄÖÊÁ¿Îªxg£¬¸ÃÑÎËáµÄÌå»ýΪ160mL£¬²úÉúµÄCO2Ìå»ýΪy L¡£ÊÔд³ö·ÛÄ©ÖÊÁ¿x£¨g£©Óë²úÉúCO2Ìå»ýy£¨L£©Ö®¼äµÄ¹Øϵ¡£

¡¾´ð°¸¡¿£¨1£©18.25 £¨2£©13.44 £¨3£©x¡Ü72 x£¾72 y=17.92 L

¡¾½âÎö¡¿

£¨1£©ÓÉͼÏñ¿ÉµÃ£¬ÑÎËáÍêÈ«·´Ó¦Ê±²úÉúµÄ¶þÑõ»¯Ì¼ÖÊÁ¿£º£¬Éè²Î¼Ó·´Ó¦µÄHClµÄÖÊÁ¿Îª¡£

̼ËáÇâÄÆ»ò̼ËáÇâ¼ØÓëÏ¡ÑÎËᷴӦʱ£¬·´Ó¦µÄ»¯Ñ§·½³Ìʽ·Ö±ðΪΪ£º£¬£¬¸ù¾Ý»¯Ñ§·½³ÌʽÔòÓУº

£¬½âµÃ ¡£

´ð£º¸ÃÑÎËáÖÐHClµÄÖÊÁ¿Îª18.25g¡£

£¨2£©ÓÉ£¨1£©ÖÐÉú³ÉÆøÌåµÄÖÊÁ¿¿ÉÒÔ¼ÆËã³ö´Ëʱ²úÉú¶þÑõ»¯Ì¼µÄÌå»ý£¬ÒòΪ £¬ÑÎËá¿ÉÒÔÈ«²¿²Î¼Ó·´Ó¦£¬·ÛÄ©¹ýÁ¿£¬ËùÒÔÉú³É¶þÑõ»¯Ì¼ÆøÌåµÄÌå»ýΪ£º ¡£

´ð£º²úÉúCO2µÄÌå»ýΪ13.44L¡£

£¨3£© £¬Èô £¬ÑÎËáÓÐÊ£Ó࣬°´ÕÕ¹ÌÌåµÄÖÊÁ¿¼ÆË㣬Ôò £»Èô£¬ÔòÑÎËáÈ«²¿²Î¼Ó·´Ó¦£¬²úÉúµÄCO2Ìå»ýΪ¡£

´ð£ºÈô £¬Ôò £»Èô£¬¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø