A cold air mass moves into an area of warm air
V= d/t
v=speed
d=distance
t=time
So v= 422/3
v =140.667m/s
Answer:
to protect astronauts from dieing from no air or presurre
Explanation:
Answer: NaCl is an ionic compound
Explanation: Sodium Chloride is formed from Na+ and Cl- ions.
It is soluble in water, it has crystalline structure, it has high melting point and
It is insulator as solid form. Water solution leads current.
Answer:
thx for the points but I didn't understand