ÌâÄ¿ÄÚÈÝ
£¨8·Ö£©ÏÂÃæÊÇijͬѧÔÚ³£ÎÂÏÂËù×öµÄÒ»¸öÓйعýÑõ»¯ÇâÔÚ²»Í¬Ìõ¼þÏ·ֽâµÄʵÑé¡£
ÊԹܱàºÅ | a | b | c |
¹ýÑõ»¯Çâ | 3£¥H2O22mL | 3£¥H2O22mL | 3£¥H2O22mL |
ÎÂ¶È | ³£Î | ³£Î | ³£Î |
·´Ó¦Ìõ¼þ | ÕôÁóË®2µÎ | FeCl3ÈÜÒº2µÎ | ¸ÎÔàÑÐÄ¥Òº2µÎ |
ÆøÅݲúÉúµÄ¶àÉÙ | £« | £«£« | £«£«£« |
£¨1£©¸ÃʵÑéµÄ¶ÔÕÕ×éÊÇ¡¡¡¡¡¡¡¡¡¡¡¡ºÅÊԹܣ¬ÊµÑé×éÊÇ¡¡¡¡¡¡¡¡¡¡¡¡ºÅÊԹܡ£ÊµÑéÖÐÊôÓÚ×Ô±äÁ¿µÄÊÇ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£¬Òò±äÁ¿ÊÇ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£
£¨2£©ÏÂͼµÄÇúÏßa±íʾaÊÔ¹ÜÖйýÑõ»¯ÇâµÄ·Ö½âÇé¿ö£¬Çë²ÎÕÕ´ËÇúÏß´óÖ»³öbÊԹܺÍcÊÔ¹ÜÖйýÑõ»¯Çâ
µÄ·Ö½âÇé¿öµÄÇúÏßͼ¡£
£¨3£©Èç¹û½ö½«ÉÏÊöʵÑéÌõ¼þÓɳ£Î¸ÃΪ90¡æˮԡ½øÐÐʵÑ飬ÆøÅݲúÉú×î¶àµÄÊÔ¹ÜÊÇ¡¡¡¡¡¡¡¡ºÅ£¬ÔÒòÊÇ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£
½âÎö
£¨8·Ö£©ÏÂÃæÊÇijͬѧÔÚ³£ÎÂÏÂËù×öµÄÒ»¸öÓйعýÑõ»¯ÇâÔÚ²»Í¬Ìõ¼þÏ·ֽâµÄʵÑé¡£
ÊԹܱàºÅ |
a |
b |
c |
¹ýÑõ»¯Çâ |
3£¥H2O22mL |
3£¥H2O22mL |
3£¥H2O22mL |
ÎÂ¶È |
³£Î |
³£Î |
³£Î |
·´Ó¦Ìõ¼þ |
ÕôÁóË®2µÎ |
FeCl3ÈÜÒº2µÎ |
¸ÎÔàÑÐÄ¥Òº2µÎ |
ÆøÅݲúÉúµÄ¶àÉÙ |
£« |
£«£« |
£«£«£« |
Çë¸ù¾Ý¸ÃʵÑé»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©¸ÃʵÑéµÄ¶ÔÕÕ×éÊÇ¡¡¡¡¡¡¡¡¡¡¡¡ºÅÊԹܣ¬ÊµÑé×éÊÇ¡¡¡¡¡¡¡¡¡¡¡¡ºÅÊԹܡ£ÊµÑéÖÐÊôÓÚ×Ô±äÁ¿µÄÊÇ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£¬Òò±äÁ¿ÊÇ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£
£¨2£©ÏÂͼµÄÇúÏßa±íʾaÊÔ¹ÜÖйýÑõ»¯ÇâµÄ·Ö½âÇé¿ö£¬Çë²ÎÕÕ´ËÇúÏß´óÖ»³öbÊԹܺÍcÊÔ¹ÜÖйýÑõ»¯Çâ
µÄ·Ö½âÇé¿öµÄÇúÏßͼ¡£
£¨3£©Èç¹û½ö½«ÉÏÊöʵÑéÌõ¼þÓɳ£Î¸ÃΪ90¡æˮԡ½øÐÐʵÑ飬ÆøÅݲúÉú×î¶àµÄÊÔ¹ÜÊÇ¡¡¡¡¡¡¡¡ºÅ£¬ÔÒòÊÇ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£
ÏÂÃæÊÇijͬѧÔÚ³£ÎÂÏÂËù×öµÄÒ»¸öÓйعýÑõ»¯ÇâÔÚ²»Í¬Ìõ¼þÏ·ֽâµÄʵÑé¡£
ÊԹܱàºÅ | a | b | c |
¹ýÑõ»¯Çâ | 3£¥H2O22mL | 3£¥H2O22mL | 3£¥H2O22mL |
ÎÂ¶È | ³£Î | ³£Î | ³£Î |
·´Ó¦Ìõ¼þ | ÕôÁóË®2µÎ | FeCl3ÈÜÒº2µÎ | ¸ÎÔàÑÐÄ¥Òº2µÎ |
ÆøÅݲúÉúµÄ¶àÉÙ | £« | £«£« | £«£«£« |