Answer:
The process of elemental stratification relies on the diffusion velocity, which causes the migration of the different chemical elements within stars.
Explanation:
Answer:
a) the atomic number is 15
b) the mass number is 15+16 = 31
c) element is phosphorus
d)Group 15 period 3
Answer:
Charles Darwin
Explanation:
Charles Darwin is more famous than his contemporary Alfred Russel Wallace who also developed the theory of evolution by natural selection. scientist who studies living organisms.J
<span>Involuntary Muscles
</span>⇒ Involuntary Muscles <span>are muscles that contract without any conscious control.
The most important </span><span>Involuntary Muscle in the body is the heart. </span>
Gamma radiation because it can pass through several centimeters of lead also
