C:有50℃和20℃的同浓度的FeCl3溶液,其他条件相同时,Fe3+的水解程度前者比后者小
A:水解达到平衡(不饱和)时,无论加氯化铁饱和溶液还是加水稀释,平衡均向正方向移动
B:浓度为5 mol/L和0.5 mol/L的两种FeCl3溶液,其他条件相同时,Fe3+的水解程度前者比后者小
D:为抑制Fe3+水解,较好地保存FeCl3溶液,配制时应加少量盐酸
House For Sale (房屋出售)
Red Rose Garden,Pudong
3-storey home,509 sqm total land area,428.8 sqm built-in, 312.9 sqm garden.
Asking RMB13 million (USDl.57 million).
MP: 13761973547 Tel: 021—58609228Fax: 021—58609728
Job Wanted
Cherry, 24, a shining girl, good at oral(口头的) English and putonghua. Now I am working at an international trade (国际贸易) company in Guangzhou. I am kind-hearted, hard-working and healthy, and would like part-time weekend work, teaching putonghua lessons to foreign friends. If you are interested, please e-mail me at cherryif@hotmail.com.
Price: 18 yuan (ticket), 50 yuan/hour on weekdays and 70 yuan/hour at weekends, 120 yuan/four hours on weekdays and 190 yuan/four hours at weekends.
Tel: 010—69191617