From Ideal Gas Equation
PV = nRT
V = nRT/ P
= (0.5/12)*0.82*-20/1.5
=0.042*0.82*-20/1.5
Volume = 0.46
Density = 0.5/0.46
= 1.08 gm/cc
( Option D)
B a biotic factor is something living that affects the population of an organism
Answer:
The answer would be Uranium-238
Explanation:
It's the only one that lasts longer than 40,000 years