Hello! If you can't do all of them it's totally okay, but would be much appreciated.
For each of these I need the Lewis structure, VSEPR, how many polar bonds and if it is a resonance structure.

1. HSCN
2. CSO
3. BFO
4. PI3F2
5. NF3 (nitrogen triflouride)

Asample of neon occupies a volume of 375 ml at stp. what will be the volume of neon if the pressure is reduced to 90.0 kpa? a. 422 ml b. 422 l c. 333 ml d. 333 l

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

Is a pencil falling to the floor anon contact force, a force, or a contact force