Okay. So I was doing it right!
But when I do use the Ideal Gas Law I get 1.37E-19, while the answer in my book is 10^-15. So I really don't know what I am doing wrong here. I as doing P= nRT/V, so I just plugged in all my variables and still not getting right answer.
I have been trying to do this questions for about 30 minutes right now and its a one dot questions. I think I am converting the atoms wrong. Could someone help me?
A typical region of interstellar space may contain 10^6 atoms per cubic meter (primarily hydrogen) at a temp of 100 K. What is...