The correct answer is B) Chlorine, Sulfur, and Silicon
I'm 100% sure this is correct
Brainliest please!!!
Answer:
D
Explanation:
The answer is D...and if you need explanation you can comment
Answer:
Surface area
Explanation:
psi = pound square inch
Often expres in psi, pressure s the term for force per unit of surface area.
440 hertz = 440/seconds
1/440 seconds = period of the sound wave.
so Answer is 2.2727272* 10^-3 second or 1/440 seconds
