ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿
°´ÏÂÁвÙ×÷²½ÖèÌîÉÏÊʵ±µÄÎÄ×Ö£¬ÒÔʹÕû¸ö²Ù×÷ÍêÕû¡£
£¨1£©Ñ¡ÔñÒÇÆ÷¡£Íê³É±¾ÊµÑéËù±ØÐèµÄÒÇÆ÷ÓУºÍÐÅÌÌìƽ£¨¾«È·µ½0£®1 g£©¡¢Ò©³×¡¢ÉÕ±¡¢²£Á§°ô¡¢ ¡¢ ÒÔ¼°µÈÖÊÁ¿µÄÁ½Æ¬ÂËÖ½¡£
£¨2£©¼ÆËã¡£ÅäÖƸÃÈÜÒºÐèÈ¡NaCl¾§Ìå________g¡£
£¨3£©³ÆÁ¿¡£
¢ÙÌìƽµ÷ƽ֮ºó£¬Ó¦½«ÌìƽµÄÓÎÂëµ÷ÖÁij¸öλÖã¬ÇëÔÚÏÂͼÖÐÓÃÒ»¸ùÊúÏß±ê³öÓÎÂë×ó±ßÔµËù´¦µÄλÖãº
¢Ú³ÆÁ¿¹ý³ÌÖÐNaCl¾§ÌåÓ¦·ÅÓÚÌìƽµÄ £¨Ìî¡°×óÅÌ¡±»ò¡°ÓÒÅÌ¡±£©¡£
¢Û³ÆÁ¿Íê±Ï£¬½«Ò©Æ·µ¹ÈëÉÕ±ÖС£
£¨4£©Èܽ⡢ÀäÈ´£¬¸Ã²½ÊµÑéÖÐÐèҪʹÓò£Á§°ô£¬×÷Óü°Ä¿µÄÊÇ ¡£
£¨5£©×ªÒÆ¡¢Ï´µÓ¡£ÔÚתÒÆʱӦʹÓà ÒýÁ÷£¬ÐèҪϴµÓ 2-3´ÎÊÇΪÁË ¡£
£¨6£©¶¨ÈÝ¡£ÏòÈÝÁ¿Æ¿ÖмÓË®ÖÁÒºÃæ½Ó½ü¿Ì¶ÈÏß________´¦£¬¸ÄÓÃ________¼ÓË®£¬Ê¹ÈÜÒº°¼ÒºÃæÓë¿Ì¶ÈÏßÏàÇС£
£¨7£©Ò¡ÔÈ¡¢×°Æ¿¡£½«ÅäºÃµÄÈÜÒº¾²ÖÃÒ»¶Îʱ¼äºó£¬µ¹ÈëÖ¸¶¨µÄÊÔ¼ÁÆ¿£¬²¢ÌùºÃ±êÇ©£¬×¢Ã÷ÅäÖƵÄʱ¼ä¡¢ÈÜÒºÃû³Æ¼°Å¨¶È¡£
£¨8£©ÔÚÅäÖƹý³ÌÖУ¬Ä³Ñ§Éú¹Û²ì¶¨ÈÝʱµÄÒºÃæÇé¿öÈçͼËùʾ£¬ËùÅäÈÜÒºµÄŨ¶È»á________£¨Ìî¡°Æ«¸ß¡±¡°Æ«µÍ¡±»ò¡°ÎÞÓ°Ï족£©¡£
¡¾´ð°¸¡¿£¨1£©500 mLÈÝÁ¿Æ¿£¬½ºÍ·µÎ¹Ü£»
£¨2£©14£®6£»
£¨3£©¢Ù£»¢Ú×óÅÌ£»
£¨4£©½Á°è£¬¼ÓËÙNaClÈܽ⣻
£¨5£©²£Á§°ô£¬²£Á§°ôºÍÉÕ±ÄÚ±Ú£¬±£Ö¤ÈÜÖÊÈ«²¿×ªÒÆÈëÈÝÁ¿Æ¿ÖУ»
£¨6£©1¡«2 cm£¬½ºÍ·µÎ¹Ü£»
£¨8£©Æ«µÍ¡£
¡¾½âÎö¡¿ÊÔÌâ·ÖÎö£º£¨1£©ÅäÖÆÒ»¶¨ÎïÖʵÄÁ¿Å¨¶ÈµÄÈÜÒºÐèÒªÓõ½ÍÐÅÌÌìƽ£¨Á¿Í²£©¡¢ÉÕ±¡¢²£Á§°ô¡¢ÈÝÁ¿Æ¿¡¢½ºÍ·µÎ¹Ü£¬ÈÝÁ¿Æ¿µÄ¹æ¸ñÊÇ100mL¡¢250mL¡¢500mL¡¢1000mL£¬Òò´ËÐèÒª500mLÈÝÁ¿Æ¿ºÍ½ºÍ·µÎ¹Ü£»
£¨2£©ÐèÒªµÄÖÊÁ¿Îªm£¨NaCl£©=500¡Á10£3¡Á0£®5¡Á58£®5g=14£®6g£»
£¨3£©¢Ù£»¢Ú¸ù¾ÝÍÐÅÌÌìƽµÄʹÓá°×óÎïÓÒÂ롱£¬Òò´ËNaCl¾§Ìå·ÅÔÚÌìƽµÄ×óÅÌ£»
£¨4£©ÈܽâʹÓò£Á§°ô½øÐнÁ°è£¬¼ÓËÙÂÈ»¯ÄƵÄÈܽ⣻
£¨5£©×ªÒÆʱӦʹÓò£Á§°ôÒýÁ÷£¬·ÀÖ¹ÈÜÒº½¦µ½ÍâÃ棬Ôì³ÉËùÅäŨ¶È²»×¼£¬ÐèҪϴµÓÉÕ±ºÍ²£Á§°ô2¡«3´Î£¬ÎªÁ˱£Ö¤ÈÜÖÊÈ«²¿×ªÒÆÈëÈÝÁ¿Æ¿ÖУ»
£¨6£©½Ó½ü¿Ì¶ÈÏß1¡«2cm´¦£¬¸ÄÓýºÍ·µÎ¹Ü£¬ÎªÁË·ÀÖ¹²»Ð¡ÐļÓË®¹ýÁ¿£¬Ôì³ÉʵÑéʧ°Ü£»
£¨8£©ÑöÊÓ¶ÁÊý£¬ËùÅäÈÜÒºÌå»ýÔö´ó£¬ÈÜÖʵÄÎïÖʵÄÁ¿²»±ä£¬Òò´ËŨ¶È½«Æ«µÍ¡£