3. the density of mercury is 13.6 g/ml. find the
volume of 150 g

v=11.03cm

Explanation:

D=m/V

v=mass/density

150g/13.6g/ml

v=11.03cm³

answer

i think the answer is a) as air pressure in an area increases, the density of the gas particles in that area decreases.

hope it