An ionic compound formed by a cation of radius 120pm and ananion radius 230pm will probably form a: (hint: calculate thedifference in radius of cation and anion, compare to the examplesin the \"Course Materials\")
| A. | rock salt structure |
| B. | zinc-blende structure |
| C. | cesium chloride structure |
| D. | fluorite structure What is the rms velocity of H2O at25oC? | A. | 482 m/s | | B. | 20.3 m/s | | C. | 643 m/s 50 ml of O2 is collected over water at 1.20 atm and50oC.   Calculate the volume of O2(dry) at STP. pls show solutions |
|