大一 普化 有關氣體和原子結構 15點 急~

A compound of chlorine and fluorine, ClFx, reacts at about 75 度C with uranium to produce uranium hexafluoride and chlorine fluoride, ClF. A certain amout of uranium produced 5.63 g of uranium hexafluoride and 457 mL of chlorine fluoride at 75 度C and 3.00 atm.
What is x?
Describe the geometry, polarity, and bond angles of the compound and the hybridization of chlorine. How many sigma and pi bonds are there?


答案 x=3; T-shaped; polar; sp3d; 90 degrees, 180 degrees; 3 sigma bonds

請問怎麼算
如果可以 順便將題目中文翻譯
(不確定題目意思是我想的那樣)

以上
感恩!!