Explanation:
The boiling point of liquid nitrogen, liquid argon, and liquid oxygen are -196°C, -186°C, and -183°C respectively. So, the correct order is nitrogen, argon, oxygen.
Answer: c
Explanation:
during the industrial revolution americans were switching from rural to urban life, thus using up more fossil fuels, and working in factories
I think that the answer could be A. X and Y
Only one. variable to get a reliable results you only have to change one.
Answer:
9.99L
Explanation:
you can see the answer at the pic
