【简答题】健身练习3.mp4 跟着视频练习,上传本人练习视频
【单选题】I'm happy to recommond the fish, It testes delicious, and it is today's special. Our chef is from the coast, and love seafood. Today special is actually his favorite dish. so I'm sure it is a
A.
Not today, thanks. But I'd like to know any of the vegetarian dishes.
B.
It does sound wonderful, maybe I'll try it
C.
I'd like the egg drop soup
【单选题】已知在 1 mol·L-1H2SO4 溶液中 φ ‘ ( MnO4-/Mn2+ ) =1.45V , φ ‘ ( Fe3+/Fe2+ ) =0.68V ,在此条件下用 KMnO4 标准溶液滴定 Fe2+ ,其计量点的电势值为( )
【简答题】Our
special today is chicken and rice.A. 今天是特别的一天,有鸡肉米饭。 B. 我们今天的鸡肉米饭最特别。 C. 我们今天的特色餐肉米饭。
【单选题】已知在 1 mol·L -1 H 2 SO 4 溶液中 φ ⊙‘ ( MnO 4 - /Mn 2+ ) =1.45V , φ ⊙‘ ( Fe 3+ /Fe 2+ ) =0.68V ,在此条件下用 KMnO 4 标准溶液滴定 Fe 2+ ,其计量点的电势值为( )。